Home / 7,516.66-11,265.38-3,567.90

Finding the Fourth Proportional to 7,516.66, 11,265.38 and 3,567.90

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Solution

The fourth proportional to 7,516.66, 11,265.38 and 3,567.90 is: 5,347.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.66 : 11,265.38 = 3,567.90 : x
  2. Step 2: Convert to fraction form
    7,516.66/11,265.38 = 3,567.90/x
  3. Step 3: Cross multiply
    7,516.66x = 11,265.38 × 3,567.90
  4. Step 4: Simplify right side
    7,516.66x = 40,193,749.30
  5. Step 5: Solve for x
    x = 40,193,749.30/7,516.66
  6. Step 6: Final answer
    x = 5,347.29

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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.