Home / 5,778.10-8,672.07-2,270.57

Finding the Fourth Proportional to 5,778.10, 8,672.07 and 2,270.57

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Solution

The fourth proportional to 5,778.10, 8,672.07 and 2,270.57 is: 3,407.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778.10 : 8,672.07 = 2,270.57 : x
  2. Step 2: Convert to fraction form
    5,778.10/8,672.07 = 2,270.57/x
  3. Step 3: Cross multiply
    5,778.10x = 8,672.07 × 2,270.57
  4. Step 4: Simplify right side
    5,778.10x = 19,690,507.13
  5. Step 5: Solve for x
    x = 19,690,507.13/5,778.10
  6. Step 6: Final answer
    x = 3,407.78

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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.