Home / 2,501.30-3,753.12-1,202.78

Finding the Fourth Proportional to 2,501.30, 3,753.12 and 1,202.78

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Solution

The fourth proportional to 2,501.30, 3,753.12 and 1,202.78 is: 1,804.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,501.30 : 3,753.12 = 1,202.78 : x
  2. Step 2: Convert to fraction form
    2,501.30/3,753.12 = 1,202.78/x
  3. Step 3: Cross multiply
    2,501.30x = 3,753.12 × 1,202.78
  4. Step 4: Simplify right side
    2,501.30x = 4,514,177.67
  5. Step 5: Solve for x
    x = 4,514,177.67/2,501.30
  6. Step 6: Final answer
    x = 1,804.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.