Home / 10,382.20-15,534.42-5,768.44

Finding the Fourth Proportional to 10,382.20, 15,534.42 and 5,768.44

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Solution

The fourth proportional to 10,382.20, 15,534.42 and 5,768.44 is: 8,631.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,382.20 : 15,534.42 = 5,768.44 : x
  2. Step 2: Convert to fraction form
    10,382.20/15,534.42 = 5,768.44/x
  3. Step 3: Cross multiply
    10,382.20x = 15,534.42 × 5,768.44
  4. Step 4: Simplify right side
    10,382.20x = 89,609,369.70
  5. Step 5: Solve for x
    x = 89,609,369.70/10,382.20
  6. Step 6: Final answer
    x = 8,631.06

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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.