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Finding the Fourth Proportional to 9,333.01, 12,868.18 and 6,502.87

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Solution

The fourth proportional to 9,333.01, 12,868.18 and 6,502.87 is: 8,966.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,333.01 : 12,868.18 = 6,502.87 : x
  2. Step 2: Convert to fraction form
    9,333.01/12,868.18 = 6,502.87/x
  3. Step 3: Cross multiply
    9,333.01x = 12,868.18 × 6,502.87
  4. Step 4: Simplify right side
    9,333.01x = 83,680,101.68
  5. Step 5: Solve for x
    x = 83,680,101.68/9,333.01
  6. Step 6: Final answer
    x = 8,966.04

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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.