Home / 2,502.20-3,753.48-1,347.68

Finding the Fourth Proportional to 2,502.20, 3,753.48 and 1,347.68

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Solution

The fourth proportional to 2,502.20, 3,753.48 and 1,347.68 is: 2,021.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.20 : 3,753.48 = 1,347.68 : x
  2. Step 2: Convert to fraction form
    2,502.20/3,753.48 = 1,347.68/x
  3. Step 3: Cross multiply
    2,502.20x = 3,753.48 × 1,347.68
  4. Step 4: Simplify right side
    2,502.20x = 5,058,489.93
  5. Step 5: Solve for x
    x = 5,058,489.93/2,502.20
  6. Step 6: Final answer
    x = 2,021.62

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1.5x scale

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.