Home / 2,502.12-3,745.24-1,403.13

Finding the Fourth Proportional to 2,502.12, 3,745.24 and 1,403.13

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Solution

The fourth proportional to 2,502.12, 3,745.24 and 1,403.13 is: 2,100.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.12 : 3,745.24 = 1,403.13 : x
  2. Step 2: Convert to fraction form
    2,502.12/3,745.24 = 1,403.13/x
  3. Step 3: Cross multiply
    2,502.12x = 3,745.24 × 1,403.13
  4. Step 4: Simplify right side
    2,502.12x = 5,255,058.60
  5. Step 5: Solve for x
    x = 5,255,058.60/2,502.12
  6. Step 6: Final answer
    x = 2,100.24

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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.