Home / 4,380.38-6,044.92-2,808.47

Finding the Fourth Proportional to 4,380.38, 6,044.92 and 2,808.47

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Solution

The fourth proportional to 4,380.38, 6,044.92 and 2,808.47 is: 3,875.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.38 : 6,044.92 = 2,808.47 : x
  2. Step 2: Convert to fraction form
    4,380.38/6,044.92 = 2,808.47/x
  3. Step 3: Cross multiply
    4,380.38x = 6,044.92 × 2,808.47
  4. Step 4: Simplify right side
    4,380.38x = 16,976,976.47
  5. Step 5: Solve for x
    x = 16,976,976.47/4,380.38
  6. Step 6: Final answer
    x = 3,875.69

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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.