Home / 2,344.30-3,516.45-1,177.90

Finding the Fourth Proportional to 2,344.30, 3,516.45 and 1,177.90

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Solution

The fourth proportional to 2,344.30, 3,516.45 and 1,177.90 is: 1,766.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,344.30 : 3,516.45 = 1,177.90 : x
  2. Step 2: Convert to fraction form
    2,344.30/3,516.45 = 1,177.90/x
  3. Step 3: Cross multiply
    2,344.30x = 3,516.45 × 1,177.90
  4. Step 4: Simplify right side
    2,344.30x = 4,142,026.46
  5. Step 5: Solve for x
    x = 4,142,026.46/2,344.30
  6. Step 6: Final answer
    x = 1,766.85

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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.