Home / 2,882.70-4,324.62-1,127.64

Finding the Fourth Proportional to 2,882.70, 4,324.62 and 1,127.64

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Solution

The fourth proportional to 2,882.70, 4,324.62 and 1,127.64 is: 1,691.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.70 : 4,324.62 = 1,127.64 : x
  2. Step 2: Convert to fraction form
    2,882.70/4,324.62 = 1,127.64/x
  3. Step 3: Cross multiply
    2,882.70x = 4,324.62 × 1,127.64
  4. Step 4: Simplify right side
    2,882.70x = 4,876,614.50
  5. Step 5: Solve for x
    x = 4,876,614.50/2,882.70
  6. Step 6: Final answer
    x = 1,691.68

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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.