Home / 6,122.52-9,178.94-2,613.11

Finding the Fourth Proportional to 6,122.52, 9,178.94 and 2,613.11

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Solution

The fourth proportional to 6,122.52, 9,178.94 and 2,613.11 is: 3,917.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.52 : 9,178.94 = 2,613.11 : x
  2. Step 2: Convert to fraction form
    6,122.52/9,178.94 = 2,613.11/x
  3. Step 3: Cross multiply
    6,122.52x = 9,178.94 × 2,613.11
  4. Step 4: Simplify right side
    6,122.52x = 23,985,540.54
  5. Step 5: Solve for x
    x = 23,985,540.54/6,122.52
  6. Step 6: Final answer
    x = 3,917.59

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1.5x scale

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.