Home / 3,160.54-4,737.52-1,079.85

Finding the Fourth Proportional to 3,160.54, 4,737.52 and 1,079.85

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Solution

The fourth proportional to 3,160.54, 4,737.52 and 1,079.85 is: 1,618.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.54 : 4,737.52 = 1,079.85 : x
  2. Step 2: Convert to fraction form
    3,160.54/4,737.52 = 1,079.85/x
  3. Step 3: Cross multiply
    3,160.54x = 4,737.52 × 1,079.85
  4. Step 4: Simplify right side
    3,160.54x = 5,115,810.97
  5. Step 5: Solve for x
    x = 5,115,810.97/3,160.54
  6. Step 6: Final answer
    x = 1,618.65

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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.