Home / 3,877.44-5,350.96-2,199.02

Finding the Fourth Proportional to 3,877.44, 5,350.96 and 2,199.02

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Solution

The fourth proportional to 3,877.44, 5,350.96 and 2,199.02 is: 3,034.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,877.44 : 5,350.96 = 2,199.02 : x
  2. Step 2: Convert to fraction form
    3,877.44/5,350.96 = 2,199.02/x
  3. Step 3: Cross multiply
    3,877.44x = 5,350.96 × 2,199.02
  4. Step 4: Simplify right side
    3,877.44x = 11,766,868.06
  5. Step 5: Solve for x
    x = 11,766,868.06/3,877.44
  6. Step 6: Final answer
    x = 3,034.70

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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.