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Finding the Fourth Proportional to 6,542.01, 9,028.22 and 3,892.10

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Solution

The fourth proportional to 6,542.01, 9,028.22 and 3,892.10 is: 5,371.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,542.01 : 9,028.22 = 3,892.10 : x
  2. Step 2: Convert to fraction form
    6,542.01/9,028.22 = 3,892.10/x
  3. Step 3: Cross multiply
    6,542.01x = 9,028.22 × 3,892.10
  4. Step 4: Simplify right side
    6,542.01x = 35,138,670.46
  5. Step 5: Solve for x
    x = 35,138,670.46/6,542.01
  6. Step 6: Final answer
    x = 5,371.23

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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.