Home / 11,079.18-16,613.90-4,148.82

Finding the Fourth Proportional to 11,079.18, 16,613.90 and 4,148.82

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Solution

The fourth proportional to 11,079.18, 16,613.90 and 4,148.82 is: 6,221.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.18 : 16,613.90 = 4,148.82 : x
  2. Step 2: Convert to fraction form
    11,079.18/16,613.90 = 4,148.82/x
  3. Step 3: Cross multiply
    11,079.18x = 16,613.90 × 4,148.82
  4. Step 4: Simplify right side
    11,079.18x = 68,928,090.97
  5. Step 5: Solve for x
    x = 68,928,090.97/11,079.18
  6. Step 6: Final answer
    x = 6,221.41

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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.