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Finding the Fourth Proportional to 9,167.53, 13,751.28 and 3,248.75

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Solution

The fourth proportional to 9,167.53, 13,751.28 and 3,248.75 is: 4,873.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,167.53 : 13,751.28 = 3,248.75 : x
  2. Step 2: Convert to fraction form
    9,167.53/13,751.28 = 3,248.75/x
  3. Step 3: Cross multiply
    9,167.53x = 13,751.28 × 3,248.75
  4. Step 4: Simplify right side
    9,167.53x = 44,674,470.90
  5. Step 5: Solve for x
    x = 44,674,470.90/9,167.53
  6. Step 6: Final answer
    x = 4,873.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.