Home / 8,343.59-12,516.05-2,796.96

Finding the Fourth Proportional to 8,343.59, 12,516.05 and 2,796.96

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Solution

The fourth proportional to 8,343.59, 12,516.05 and 2,796.96 is: 4,195.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,343.59 : 12,516.05 = 2,796.96 : x
  2. Step 2: Convert to fraction form
    8,343.59/12,516.05 = 2,796.96/x
  3. Step 3: Cross multiply
    8,343.59x = 12,516.05 × 2,796.96
  4. Step 4: Simplify right side
    8,343.59x = 35,006,898.20
  5. Step 5: Solve for x
    x = 35,006,898.20/8,343.59
  6. Step 6: Final answer
    x = 4,195.66

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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.