Home / 11,472.32-17,205.68-7,306.08

Finding the Fourth Proportional to 11,472.32, 17,205.68 and 7,306.08

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Solution

The fourth proportional to 11,472.32, 17,205.68 and 7,306.08 is: 10,957.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,472.32 : 17,205.68 = 7,306.08 : x
  2. Step 2: Convert to fraction form
    11,472.32/17,205.68 = 7,306.08/x
  3. Step 3: Cross multiply
    11,472.32x = 17,205.68 × 7,306.08
  4. Step 4: Simplify right side
    11,472.32x = 125,706,074.53
  5. Step 5: Solve for x
    x = 125,706,074.53/11,472.32
  6. Step 6: Final answer
    x = 10,957.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.