Home / 8,517.44-11,741.70-5,532.18

Finding the Fourth Proportional to 8,517.44, 11,741.70 and 5,532.18

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Solution

The fourth proportional to 8,517.44, 11,741.70 and 5,532.18 is: 7,626.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517.44 : 11,741.70 = 5,532.18 : x
  2. Step 2: Convert to fraction form
    8,517.44/11,741.70 = 5,532.18/x
  3. Step 3: Cross multiply
    8,517.44x = 11,741.70 × 5,532.18
  4. Step 4: Simplify right side
    8,517.44x = 64,957,197.91
  5. Step 5: Solve for x
    x = 64,957,197.91/8,517.44
  6. Step 6: Final answer
    x = 7,626.38

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Half scale
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Double scale
Find fourth proportional to 8,518.44, 11,743.08 and 5,533.18
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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.