Home / 4,169.86-5,752.12-2,676.11

Finding the Fourth Proportional to 4,169.86, 5,752.12 and 2,676.11

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Solution

The fourth proportional to 4,169.86, 5,752.12 and 2,676.11 is: 3,691.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.86 : 5,752.12 = 2,676.11 : x
  2. Step 2: Convert to fraction form
    4,169.86/5,752.12 = 2,676.11/x
  3. Step 3: Cross multiply
    4,169.86x = 5,752.12 × 2,676.11
  4. Step 4: Simplify right side
    4,169.86x = 15,393,305.85
  5. Step 5: Solve for x
    x = 15,393,305.85/4,169.86
  6. Step 6: Final answer
    x = 3,691.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.