Home / 10,260.27-15,387.67-2,863.43

Finding the Fourth Proportional to 10,260.27, 15,387.67 and 2,863.43

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Solution

The fourth proportional to 10,260.27, 15,387.67 and 2,863.43 is: 4,294.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,260.27 : 15,387.67 = 2,863.43 : x
  2. Step 2: Convert to fraction form
    10,260.27/15,387.67 = 2,863.43/x
  3. Step 3: Cross multiply
    10,260.27x = 15,387.67 × 2,863.43
  4. Step 4: Simplify right side
    10,260.27x = 44,061,529.10
  5. Step 5: Solve for x
    x = 44,061,529.10/10,260.27
  6. Step 6: Final answer
    x = 4,294.38

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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.