Home / 2,269.94-3,388.35-1,947.38

Finding the Fourth Proportional to 2,269.94, 3,388.35 and 1,947.38

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Solution

The fourth proportional to 2,269.94, 3,388.35 and 1,947.38 is: 2,906.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269.94 : 3,388.35 = 1,947.38 : x
  2. Step 2: Convert to fraction form
    2,269.94/3,388.35 = 1,947.38/x
  3. Step 3: Cross multiply
    2,269.94x = 3,388.35 × 1,947.38
  4. Step 4: Simplify right side
    2,269.94x = 6,598,395.29
  5. Step 5: Solve for x
    x = 6,598,395.29/2,269.94
  6. Step 6: Final answer
    x = 2,906.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.