Home / 4,691.36-6,469.20-3,276.32

Finding the Fourth Proportional to 4,691.36, 6,469.20 and 3,276.32

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Solution

The fourth proportional to 4,691.36, 6,469.20 and 3,276.32 is: 4,517.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,691.36 : 6,469.20 = 3,276.32 : x
  2. Step 2: Convert to fraction form
    4,691.36/6,469.20 = 3,276.32/x
  3. Step 3: Cross multiply
    4,691.36x = 6,469.20 × 3,276.32
  4. Step 4: Simplify right side
    4,691.36x = 21,195,169.34
  5. Step 5: Solve for x
    x = 21,195,169.34/4,691.36
  6. Step 6: Final answer
    x = 4,517.92

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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.