Home / 2,949.70-4,073.75-1,833.29

Finding the Fourth Proportional to 2,949.70, 4,073.75 and 1,833.29

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Solution

The fourth proportional to 2,949.70, 4,073.75 and 1,833.29 is: 2,531.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.70 : 4,073.75 = 1,833.29 : x
  2. Step 2: Convert to fraction form
    2,949.70/4,073.75 = 1,833.29/x
  3. Step 3: Cross multiply
    2,949.70x = 4,073.75 × 1,833.29
  4. Step 4: Simplify right side
    2,949.70x = 7,468,365.14
  5. Step 5: Solve for x
    x = 7,468,365.14/2,949.70
  6. Step 6: Final answer
    x = 2,531.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.