Home / 2,500.68-3,442.85-2,057.79

Finding the Fourth Proportional to 2,500.68, 3,442.85 and 2,057.79

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Solution

The fourth proportional to 2,500.68, 3,442.85 and 2,057.79 is: 2,833.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500.68 : 3,442.85 = 2,057.79 : x
  2. Step 2: Convert to fraction form
    2,500.68/3,442.85 = 2,057.79/x
  3. Step 3: Cross multiply
    2,500.68x = 3,442.85 × 2,057.79
  4. Step 4: Simplify right side
    2,500.68x = 7,084,634.80
  5. Step 5: Solve for x
    x = 7,084,634.80/2,500.68
  6. Step 6: Final answer
    x = 2,833.09

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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.