Home / 5,081.13-7,622.91-1,793.95

Finding the Fourth Proportional to 5,081.13, 7,622.91 and 1,793.95

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Solution

The fourth proportional to 5,081.13, 7,622.91 and 1,793.95 is: 2,691.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.13 : 7,622.91 = 1,793.95 : x
  2. Step 2: Convert to fraction form
    5,081.13/7,622.91 = 1,793.95/x
  3. Step 3: Cross multiply
    5,081.13x = 7,622.91 × 1,793.95
  4. Step 4: Simplify right side
    5,081.13x = 13,675,100.34
  5. Step 5: Solve for x
    x = 13,675,100.34/5,081.13
  6. Step 6: Final answer
    x = 2,691.35

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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.