Home / 4,189.02-5,781.30-2,677.97

Finding the Fourth Proportional to 4,189.02, 5,781.30 and 2,677.97

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Solution

The fourth proportional to 4,189.02, 5,781.30 and 2,677.97 is: 3,695.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.02 : 5,781.30 = 2,677.97 : x
  2. Step 2: Convert to fraction form
    4,189.02/5,781.30 = 2,677.97/x
  3. Step 3: Cross multiply
    4,189.02x = 5,781.30 × 2,677.97
  4. Step 4: Simplify right side
    4,189.02x = 15,482,147.96
  5. Step 5: Solve for x
    x = 15,482,147.96/4,189.02
  6. Step 6: Final answer
    x = 3,695.89

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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.