Home / 6,481.16-9,722.70-2,531.72

Finding the Fourth Proportional to 6,481.16, 9,722.70 and 2,531.72

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Solution

The fourth proportional to 6,481.16, 9,722.70 and 2,531.72 is: 3,797.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,481.16 : 9,722.70 = 2,531.72 : x
  2. Step 2: Convert to fraction form
    6,481.16/9,722.70 = 2,531.72/x
  3. Step 3: Cross multiply
    6,481.16x = 9,722.70 × 2,531.72
  4. Step 4: Simplify right side
    6,481.16x = 24,615,154.04
  5. Step 5: Solve for x
    x = 24,615,154.04/6,481.16
  6. Step 6: Final answer
    x = 3,797.96

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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.