Home / 9,949.79-13,731.05-5,473.73

Finding the Fourth Proportional to 9,949.79, 13,731.05 and 5,473.73

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Solution

The fourth proportional to 9,949.79, 13,731.05 and 5,473.73 is: 7,553.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,949.79 : 13,731.05 = 5,473.73 : x
  2. Step 2: Convert to fraction form
    9,949.79/13,731.05 = 5,473.73/x
  3. Step 3: Cross multiply
    9,949.79x = 13,731.05 × 5,473.73
  4. Step 4: Simplify right side
    9,949.79x = 75,160,032.95
  5. Step 5: Solve for x
    x = 75,160,032.95/9,949.79
  6. Step 6: Final answer
    x = 7,553.93

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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.