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Finding the Fourth Proportional to 6,952.38, 9,591.84 and 3,966.06

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Solution

The fourth proportional to 6,952.38, 9,591.84 and 3,966.06 is: 5,471.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,952.38 : 9,591.84 = 3,966.06 : x
  2. Step 2: Convert to fraction form
    6,952.38/9,591.84 = 3,966.06/x
  3. Step 3: Cross multiply
    6,952.38x = 9,591.84 × 3,966.06
  4. Step 4: Simplify right side
    6,952.38x = 38,041,812.95
  5. Step 5: Solve for x
    x = 38,041,812.95/6,952.38
  6. Step 6: Final answer
    x = 5,471.77

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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.