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Finding the Fourth Proportional to 9,061.46, 12,508.73 and 8,494.04

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Solution

The fourth proportional to 9,061.46, 12,508.73 and 8,494.04 is: 11,725.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,061.46 : 12,508.73 = 8,494.04 : x
  2. Step 2: Convert to fraction form
    9,061.46/12,508.73 = 8,494.04/x
  3. Step 3: Cross multiply
    9,061.46x = 12,508.73 × 8,494.04
  4. Step 4: Simplify right side
    9,061.46x = 106,249,652.97
  5. Step 5: Solve for x
    x = 106,249,652.97/9,061.46
  6. Step 6: Final answer
    x = 11,725.45

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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.