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Finding the Fourth Proportional to 6,581.28, 9,082.11 and 3,597.12

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Solution

The fourth proportional to 6,581.28, 9,082.11 and 3,597.12 is: 4,963.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,581.28 : 9,082.11 = 3,597.12 : x
  2. Step 2: Convert to fraction form
    6,581.28/9,082.11 = 3,597.12/x
  3. Step 3: Cross multiply
    6,581.28x = 9,082.11 × 3,597.12
  4. Step 4: Simplify right side
    6,581.28x = 32,669,439.52
  5. Step 5: Solve for x
    x = 32,669,439.52/6,581.28
  6. Step 6: Final answer
    x = 4,963.99

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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.