Home / 2,245.19-3,369.50-1,149.46

Finding the Fourth Proportional to 2,245.19, 3,369.50 and 1,149.46

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Solution

The fourth proportional to 2,245.19, 3,369.50 and 1,149.46 is: 1,725.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.19 : 3,369.50 = 1,149.46 : x
  2. Step 2: Convert to fraction form
    2,245.19/3,369.50 = 1,149.46/x
  3. Step 3: Cross multiply
    2,245.19x = 3,369.50 × 1,149.46
  4. Step 4: Simplify right side
    2,245.19x = 3,873,105.47
  5. Step 5: Solve for x
    x = 3,873,105.47/2,245.19
  6. Step 6: Final answer
    x = 1,725.07

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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.