Home / 5,158.73-7,732.57-2,382.17

Finding the Fourth Proportional to 5,158.73, 7,732.57 and 2,382.17

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Solution

The fourth proportional to 5,158.73, 7,732.57 and 2,382.17 is: 3,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158.73 : 7,732.57 = 2,382.17 : x
  2. Step 2: Convert to fraction form
    5,158.73/7,732.57 = 2,382.17/x
  3. Step 3: Cross multiply
    5,158.73x = 7,732.57 × 2,382.17
  4. Step 4: Simplify right side
    5,158.73x = 18,420,245.70
  5. Step 5: Solve for x
    x = 18,420,245.70/5,158.73
  6. Step 6: Final answer
    x = 3,570.70

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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.