Home / 6,587.28-9,090.24-3,753.90

Finding the Fourth Proportional to 6,587.28, 9,090.24 and 3,753.90

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Solution

The fourth proportional to 6,587.28, 9,090.24 and 3,753.90 is: 5,180.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,587.28 : 9,090.24 = 3,753.90 : x
  2. Step 2: Convert to fraction form
    6,587.28/9,090.24 = 3,753.90/x
  3. Step 3: Cross multiply
    6,587.28x = 9,090.24 × 3,753.90
  4. Step 4: Simplify right side
    6,587.28x = 34,123,851.94
  5. Step 5: Solve for x
    x = 34,123,851.94/6,587.28
  6. Step 6: Final answer
    x = 5,180.26

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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.