Home / 2,891.92-4,337.34-1,042.96

Finding the Fourth Proportional to 2,891.92, 4,337.34 and 1,042.96

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Solution

The fourth proportional to 2,891.92, 4,337.34 and 1,042.96 is: 1,564.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891.92 : 4,337.34 = 1,042.96 : x
  2. Step 2: Convert to fraction form
    2,891.92/4,337.34 = 1,042.96/x
  3. Step 3: Cross multiply
    2,891.92x = 4,337.34 × 1,042.96
  4. Step 4: Simplify right side
    2,891.92x = 4,523,672.13
  5. Step 5: Solve for x
    x = 4,523,672.13/2,891.92
  6. Step 6: Final answer
    x = 1,564.25

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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.