Home / 3,349.76-4,620.48-1,951.52

Finding the Fourth Proportional to 3,349.76, 4,620.48 and 1,951.52

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Solution

The fourth proportional to 3,349.76, 4,620.48 and 1,951.52 is: 2,691.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.76 : 4,620.48 = 1,951.52 : x
  2. Step 2: Convert to fraction form
    3,349.76/4,620.48 = 1,951.52/x
  3. Step 3: Cross multiply
    3,349.76x = 4,620.48 × 1,951.52
  4. Step 4: Simplify right side
    3,349.76x = 9,016,959.13
  5. Step 5: Solve for x
    x = 9,016,959.13/3,349.76
  6. Step 6: Final answer
    x = 2,691.82

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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.