Home / 3,057.43-4,219.35-1,731.10

Finding the Fourth Proportional to 3,057.43, 4,219.35 and 1,731.10

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Solution

The fourth proportional to 3,057.43, 4,219.35 and 1,731.10 is: 2,388.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057.43 : 4,219.35 = 1,731.10 : x
  2. Step 2: Convert to fraction form
    3,057.43/4,219.35 = 1,731.10/x
  3. Step 3: Cross multiply
    3,057.43x = 4,219.35 × 1,731.10
  4. Step 4: Simplify right side
    3,057.43x = 7,304,115.57
  5. Step 5: Solve for x
    x = 7,304,115.57/3,057.43
  6. Step 6: Final answer
    x = 2,388.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.