Home / 5,081.10-7,626.45-3,137.10

Finding the Fourth Proportional to 5,081.10, 7,626.45 and 3,137.10

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Solution

The fourth proportional to 5,081.10, 7,626.45 and 3,137.10 is: 4,708.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.10 : 7,626.45 = 3,137.10 : x
  2. Step 2: Convert to fraction form
    5,081.10/7,626.45 = 3,137.10/x
  3. Step 3: Cross multiply
    5,081.10x = 7,626.45 × 3,137.10
  4. Step 4: Simplify right side
    5,081.10x = 23,924,936.30
  5. Step 5: Solve for x
    x = 23,924,936.30/5,081.10
  6. Step 6: Final answer
    x = 4,708.61

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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.