Home / 3,508.86-4,840.79-2,016.44

Finding the Fourth Proportional to 3,508.86, 4,840.79 and 2,016.44

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Solution

The fourth proportional to 3,508.86, 4,840.79 and 2,016.44 is: 2,781.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.86 : 4,840.79 = 2,016.44 : x
  2. Step 2: Convert to fraction form
    3,508.86/4,840.79 = 2,016.44/x
  3. Step 3: Cross multiply
    3,508.86x = 4,840.79 × 2,016.44
  4. Step 4: Simplify right side
    3,508.86x = 9,761,128.30
  5. Step 5: Solve for x
    x = 9,761,128.30/3,508.86
  6. Step 6: Final answer
    x = 2,781.85

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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.