Home / 4,115.77-6,173.76-1,342.61

Finding the Fourth Proportional to 4,115.77, 6,173.76 and 1,342.61

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Solution

The fourth proportional to 4,115.77, 6,173.76 and 1,342.61 is: 2,013.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.77 : 6,173.76 = 1,342.61 : x
  2. Step 2: Convert to fraction form
    4,115.77/6,173.76 = 1,342.61/x
  3. Step 3: Cross multiply
    4,115.77x = 6,173.76 × 1,342.61
  4. Step 4: Simplify right side
    4,115.77x = 8,288,949.23
  5. Step 5: Solve for x
    x = 8,288,949.23/4,115.77
  6. Step 6: Final answer
    x = 2,013.95

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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.