Home / 9,948.67-13,729.51-5,472.61

Finding the Fourth Proportional to 9,948.67, 13,729.51 and 5,472.61

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Solution

The fourth proportional to 9,948.67, 13,729.51 and 5,472.61 is: 7,552.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,948.67 : 13,729.51 = 5,472.61 : x
  2. Step 2: Convert to fraction form
    9,948.67/13,729.51 = 5,472.61/x
  3. Step 3: Cross multiply
    9,948.67x = 13,729.51 × 5,472.61
  4. Step 4: Simplify right side
    9,948.67x = 75,136,226.36
  5. Step 5: Solve for x
    x = 75,136,226.36/9,948.67
  6. Step 6: Final answer
    x = 7,552.39

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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.