Home / 4,878.25-6,732.17-2,753.78

Finding the Fourth Proportional to 4,878.25, 6,732.17 and 2,753.78

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Solution

The fourth proportional to 4,878.25, 6,732.17 and 2,753.78 is: 3,800.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,878.25 : 6,732.17 = 2,753.78 : x
  2. Step 2: Convert to fraction form
    4,878.25/6,732.17 = 2,753.78/x
  3. Step 3: Cross multiply
    4,878.25x = 6,732.17 × 2,753.78
  4. Step 4: Simplify right side
    4,878.25x = 18,538,888.33
  5. Step 5: Solve for x
    x = 18,538,888.33/4,878.25
  6. Step 6: Final answer
    x = 3,800.32

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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.