Home / 6,516.59-9,776.12-2,134.31

Finding the Fourth Proportional to 6,516.59, 9,776.12 and 2,134.31

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Solution

The fourth proportional to 6,516.59, 9,776.12 and 2,134.31 is: 3,201.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.59 : 9,776.12 = 2,134.31 : x
  2. Step 2: Convert to fraction form
    6,516.59/9,776.12 = 2,134.31/x
  3. Step 3: Cross multiply
    6,516.59x = 9,776.12 × 2,134.31
  4. Step 4: Simplify right side
    6,516.59x = 20,865,211.13
  5. Step 5: Solve for x
    x = 20,865,211.13/6,516.59
  6. Step 6: Final answer
    x = 3,201.86

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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.