Home / 4,354.78-6,010.80-2,761.68

Finding the Fourth Proportional to 4,354.78, 6,010.80 and 2,761.68

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Solution

The fourth proportional to 4,354.78, 6,010.80 and 2,761.68 is: 3,811.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,354.78 : 6,010.80 = 2,761.68 : x
  2. Step 2: Convert to fraction form
    4,354.78/6,010.80 = 2,761.68/x
  3. Step 3: Cross multiply
    4,354.78x = 6,010.80 × 2,761.68
  4. Step 4: Simplify right side
    4,354.78x = 16,599,906.14
  5. Step 5: Solve for x
    x = 16,599,906.14/4,354.78
  6. Step 6: Final answer
    x = 3,811.88

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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.