Home / 7,711.08-11,567.50-2,516.96

Finding the Fourth Proportional to 7,711.08, 11,567.50 and 2,516.96

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Solution

The fourth proportional to 7,711.08, 11,567.50 and 2,516.96 is: 3,775.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711.08 : 11,567.50 = 2,516.96 : x
  2. Step 2: Convert to fraction form
    7,711.08/11,567.50 = 2,516.96/x
  3. Step 3: Cross multiply
    7,711.08x = 11,567.50 × 2,516.96
  4. Step 4: Simplify right side
    7,711.08x = 29,114,934.80
  5. Step 5: Solve for x
    x = 29,114,934.80/7,711.08
  6. Step 6: Final answer
    x = 3,775.73

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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.