Home / 4,005.56-5,527.40-2,237.34

Finding the Fourth Proportional to 4,005.56, 5,527.40 and 2,237.34

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Solution

The fourth proportional to 4,005.56, 5,527.40 and 2,237.34 is: 3,087.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.56 : 5,527.40 = 2,237.34 : x
  2. Step 2: Convert to fraction form
    4,005.56/5,527.40 = 2,237.34/x
  3. Step 3: Cross multiply
    4,005.56x = 5,527.40 × 2,237.34
  4. Step 4: Simplify right side
    4,005.56x = 12,366,673.12
  5. Step 5: Solve for x
    x = 12,366,673.12/4,005.56
  6. Step 6: Final answer
    x = 3,087.38

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Half scale
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Double scale
Find fourth proportional to 4,006.56, 5,528.78 and 2,238.34
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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.