Home / 2,448.33-3,670.76-1,149.09

Finding the Fourth Proportional to 2,448.33, 3,670.76 and 1,149.09

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Solution

The fourth proportional to 2,448.33, 3,670.76 and 1,149.09 is: 1,722.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.33 : 3,670.76 = 1,149.09 : x
  2. Step 2: Convert to fraction form
    2,448.33/3,670.76 = 1,149.09/x
  3. Step 3: Cross multiply
    2,448.33x = 3,670.76 × 1,149.09
  4. Step 4: Simplify right side
    2,448.33x = 4,218,027.86
  5. Step 5: Solve for x
    x = 4,218,027.86/2,448.33
  6. Step 6: Final answer
    x = 1,722.82

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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.