Home / 2,497.12-3,744.37-1,109.86

Finding the Fourth Proportional to 2,497.12, 3,744.37 and 1,109.86

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Solution

The fourth proportional to 2,497.12, 3,744.37 and 1,109.86 is: 1,664.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,497.12 : 3,744.37 = 1,109.86 : x
  2. Step 2: Convert to fraction form
    2,497.12/3,744.37 = 1,109.86/x
  3. Step 3: Cross multiply
    2,497.12x = 3,744.37 × 1,109.86
  4. Step 4: Simplify right side
    2,497.12x = 4,155,726.49
  5. Step 5: Solve for x
    x = 4,155,726.49/2,497.12
  6. Step 6: Final answer
    x = 1,664.21

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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.