Home / 9,949.19-13,729.60-5,472.94

Finding the Fourth Proportional to 9,949.19, 13,729.60 and 5,472.94

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Solution

The fourth proportional to 9,949.19, 13,729.60 and 5,472.94 is: 7,552.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,949.19 : 13,729.60 = 5,472.94 : x
  2. Step 2: Convert to fraction form
    9,949.19/13,729.60 = 5,472.94/x
  3. Step 3: Cross multiply
    9,949.19x = 13,729.60 × 5,472.94
  4. Step 4: Simplify right side
    9,949.19x = 75,141,295.98
  5. Step 5: Solve for x
    x = 75,141,295.98/9,949.19
  6. Step 6: Final answer
    x = 7,552.50

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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.