Home / 6,113.72-9,158.78-3,650.52

Finding the Fourth Proportional to 6,113.72, 9,158.78 and 3,650.52

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Solution

The fourth proportional to 6,113.72, 9,158.78 and 3,650.52 is: 5,468.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,113.72 : 9,158.78 = 3,650.52 : x
  2. Step 2: Convert to fraction form
    6,113.72/9,158.78 = 3,650.52/x
  3. Step 3: Cross multiply
    6,113.72x = 9,158.78 × 3,650.52
  4. Step 4: Simplify right side
    6,113.72x = 33,434,309.57
  5. Step 5: Solve for x
    x = 33,434,309.57/6,113.72
  6. Step 6: Final answer
    x = 5,468.73

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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.