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Finding the Fourth Proportional to 9,065.82, 12,523.46 and 8,592.90

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Solution

The fourth proportional to 9,065.82, 12,523.46 and 8,592.90 is: 11,870.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,065.82 : 12,523.46 = 8,592.90 : x
  2. Step 2: Convert to fraction form
    9,065.82/12,523.46 = 8,592.90/x
  3. Step 3: Cross multiply
    9,065.82x = 12,523.46 × 8,592.90
  4. Step 4: Simplify right side
    9,065.82x = 107,612,839.43
  5. Step 5: Solve for x
    x = 107,612,839.43/9,065.82
  6. Step 6: Final answer
    x = 11,870.17

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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.