Home / 5,081.11-7,622.61-2,307.97

Finding the Fourth Proportional to 5,081.11, 7,622.61 and 2,307.97

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Solution

The fourth proportional to 5,081.11, 7,622.61 and 2,307.97 is: 3,462.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.11 : 7,622.61 = 2,307.97 : x
  2. Step 2: Convert to fraction form
    5,081.11/7,622.61 = 2,307.97/x
  3. Step 3: Cross multiply
    5,081.11x = 7,622.61 × 2,307.97
  4. Step 4: Simplify right side
    5,081.11x = 17,592,743.66
  5. Step 5: Solve for x
    x = 17,592,743.66/5,081.11
  6. Step 6: Final answer
    x = 3,462.39

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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.