Home / 4,878.38-6,732.17-3,553.20

Finding the Fourth Proportional to 4,878.38, 6,732.17 and 3,553.20

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Solution

The fourth proportional to 4,878.38, 6,732.17 and 3,553.20 is: 4,903.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,878.38 : 6,732.17 = 3,553.20 : x
  2. Step 2: Convert to fraction form
    4,878.38/6,732.17 = 3,553.20/x
  3. Step 3: Cross multiply
    4,878.38x = 6,732.17 × 3,553.20
  4. Step 4: Simplify right side
    4,878.38x = 23,920,728.68
  5. Step 5: Solve for x
    x = 23,920,728.68/4,878.38
  6. Step 6: Final answer
    x = 4,903.42

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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.