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Finding the Fourth Proportional to 1,592.46, 2,382.62 and 956.85

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Solution

The fourth proportional to 1,592.46, 2,382.62 and 956.85 is: 1,431.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.46 : 2,382.62 = 956.85 : x
  2. Step 2: Convert to fraction form
    1,592.46/2,382.62 = 956.85/x
  3. Step 3: Cross multiply
    1,592.46x = 2,382.62 × 956.85
  4. Step 4: Simplify right side
    1,592.46x = 2,279,796.23
  5. Step 5: Solve for x
    x = 2,279,796.23/1,592.46
  6. Step 6: Final answer
    x = 1,431.62

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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.