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Finding the Fourth Proportional to 9,924.75, 14,887.13 and 4,452.75

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Solution

The fourth proportional to 9,924.75, 14,887.13 and 4,452.75 is: 6,679.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,924.75 : 14,887.13 = 4,452.75 : x
  2. Step 2: Convert to fraction form
    9,924.75/14,887.13 = 4,452.75/x
  3. Step 3: Cross multiply
    9,924.75x = 14,887.13 × 4,452.75
  4. Step 4: Simplify right side
    9,924.75x = 66,288,645.84
  5. Step 5: Solve for x
    x = 66,288,645.84/9,924.75
  6. Step 6: Final answer
    x = 6,679.13

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Similar ratio
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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.