Home / 7,534.38-11,299.68-3,583.20

Finding the Fourth Proportional to 7,534.38, 11,299.68 and 3,583.20

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Solution

The fourth proportional to 7,534.38, 11,299.68 and 3,583.20 is: 5,373.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,534.38 : 11,299.68 = 3,583.20 : x
  2. Step 2: Convert to fraction form
    7,534.38/11,299.68 = 3,583.20/x
  3. Step 3: Cross multiply
    7,534.38x = 11,299.68 × 3,583.20
  4. Step 4: Simplify right side
    7,534.38x = 40,489,013.38
  5. Step 5: Solve for x
    x = 40,489,013.38/7,534.38
  6. Step 6: Final answer
    x = 5,373.90

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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.