Home / 9,924.25-13,694.60-5,447.98

Finding the Fourth Proportional to 9,924.25, 13,694.60 and 5,447.98

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Solution

The fourth proportional to 9,924.25, 13,694.60 and 5,447.98 is: 7,517.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,924.25 : 13,694.60 = 5,447.98 : x
  2. Step 2: Convert to fraction form
    9,924.25/13,694.60 = 5,447.98/x
  3. Step 3: Cross multiply
    9,924.25x = 13,694.60 × 5,447.98
  4. Step 4: Simplify right side
    9,924.25x = 74,607,906.91
  5. Step 5: Solve for x
    x = 74,607,906.91/9,924.25
  6. Step 6: Final answer
    x = 7,517.74

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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.