Home / 3,276.32-4,521.28-1,879.04

Finding the Fourth Proportional to 3,276.32, 4,521.28 and 1,879.04

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Solution

The fourth proportional to 3,276.32, 4,521.28 and 1,879.04 is: 2,593.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.32 : 4,521.28 = 1,879.04 : x
  2. Step 2: Convert to fraction form
    3,276.32/4,521.28 = 1,879.04/x
  3. Step 3: Cross multiply
    3,276.32x = 4,521.28 × 1,879.04
  4. Step 4: Simplify right side
    3,276.32x = 8,495,665.97
  5. Step 5: Solve for x
    x = 8,495,665.97/3,276.32
  6. Step 6: Final answer
    x = 2,593.05

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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.