Home / 2,882.59-4,321.30-1,127.19

Finding the Fourth Proportional to 2,882.59, 4,321.30 and 1,127.19

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Solution

The fourth proportional to 2,882.59, 4,321.30 and 1,127.19 is: 1,689.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.59 : 4,321.30 = 1,127.19 : x
  2. Step 2: Convert to fraction form
    2,882.59/4,321.30 = 1,127.19/x
  3. Step 3: Cross multiply
    2,882.59x = 4,321.30 × 1,127.19
  4. Step 4: Simplify right side
    2,882.59x = 4,870,926.15
  5. Step 5: Solve for x
    x = 4,870,926.15/2,882.59
  6. Step 6: Final answer
    x = 1,689.77

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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.