Home / 2,583.91-3,875.17-1,122.73

Finding the Fourth Proportional to 2,583.91, 3,875.17 and 1,122.73

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Solution

The fourth proportional to 2,583.91, 3,875.17 and 1,122.73 is: 1,683.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,583.91 : 3,875.17 = 1,122.73 : x
  2. Step 2: Convert to fraction form
    2,583.91/3,875.17 = 1,122.73/x
  3. Step 3: Cross multiply
    2,583.91x = 3,875.17 × 1,122.73
  4. Step 4: Simplify right side
    2,583.91x = 4,350,769.61
  5. Step 5: Solve for x
    x = 4,350,769.61/2,583.91
  6. Step 6: Final answer
    x = 1,683.79

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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.