Home / 4,009.36-5,532.78-2,240.92

Finding the Fourth Proportional to 4,009.36, 5,532.78 and 2,240.92

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Solution

The fourth proportional to 4,009.36, 5,532.78 and 2,240.92 is: 3,092.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,009.36 : 5,532.78 = 2,240.92 : x
  2. Step 2: Convert to fraction form
    4,009.36/5,532.78 = 2,240.92/x
  3. Step 3: Cross multiply
    4,009.36x = 5,532.78 × 2,240.92
  4. Step 4: Simplify right side
    4,009.36x = 12,398,517.36
  5. Step 5: Solve for x
    x = 12,398,517.36/4,009.36
  6. Step 6: Final answer
    x = 3,092.39

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Find fourth proportional to 2,004.68, 2,766.39 and 1,120.46
Half scale
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Double scale
Find fourth proportional to 4,010.36, 5,534.16 and 2,241.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.