Home / 9,951.29-13,732.79-5,474.95

Finding the Fourth Proportional to 9,951.29, 13,732.79 and 5,474.95

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Solution

The fourth proportional to 9,951.29, 13,732.79 and 5,474.95 is: 7,555.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,951.29 : 13,732.79 = 5,474.95 : x
  2. Step 2: Convert to fraction form
    9,951.29/13,732.79 = 5,474.95/x
  3. Step 3: Cross multiply
    9,951.29x = 13,732.79 × 5,474.95
  4. Step 4: Simplify right side
    9,951.29x = 75,186,311.24
  5. Step 5: Solve for x
    x = 75,186,311.24/9,951.29
  6. Step 6: Final answer
    x = 7,555.43

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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.