Home / 7,432.08-11,172.42-7,373.76

Finding the Fourth Proportional to 7,432.08, 11,172.42 and 7,373.76

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Solution

The fourth proportional to 7,432.08, 11,172.42 and 7,373.76 is: 11,084.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432.08 : 11,172.42 = 7,373.76 : x
  2. Step 2: Convert to fraction form
    7,432.08/11,172.42 = 7,373.76/x
  3. Step 3: Cross multiply
    7,432.08x = 11,172.42 × 7,373.76
  4. Step 4: Simplify right side
    7,432.08x = 82,382,743.70
  5. Step 5: Solve for x
    x = 82,382,743.70/7,432.08
  6. Step 6: Final answer
    x = 11,084.75

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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.