Home / 6,310.74-9,459.03-2,146.86

Finding the Fourth Proportional to 6,310.74, 9,459.03 and 2,146.86

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Solution

The fourth proportional to 6,310.74, 9,459.03 and 2,146.86 is: 3,217.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,310.74 : 9,459.03 = 2,146.86 : x
  2. Step 2: Convert to fraction form
    6,310.74/9,459.03 = 2,146.86/x
  3. Step 3: Cross multiply
    6,310.74x = 9,459.03 × 2,146.86
  4. Step 4: Simplify right side
    6,310.74x = 20,307,213.15
  5. Step 5: Solve for x
    x = 20,307,213.15/6,310.74
  6. Step 6: Final answer
    x = 3,217.88

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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.