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Finding the Fourth Proportional to 9,167.68, 12,644.68 and 5,975.04

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Solution

The fourth proportional to 9,167.68, 12,644.68 and 5,975.04 is: 8,241.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,167.68 : 12,644.68 = 5,975.04 : x
  2. Step 2: Convert to fraction form
    9,167.68/12,644.68 = 5,975.04/x
  3. Step 3: Cross multiply
    9,167.68x = 12,644.68 × 5,975.04
  4. Step 4: Simplify right side
    9,167.68x = 75,552,468.79
  5. Step 5: Solve for x
    x = 75,552,468.79/9,167.68
  6. Step 6: Final answer
    x = 8,241.18

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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.