Home / 2,691.87-4,036.25-1,046.49

Finding the Fourth Proportional to 2,691.87, 4,036.25 and 1,046.49

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Solution

The fourth proportional to 2,691.87, 4,036.25 and 1,046.49 is: 1,569.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691.87 : 4,036.25 = 1,046.49 : x
  2. Step 2: Convert to fraction form
    2,691.87/4,036.25 = 1,046.49/x
  3. Step 3: Cross multiply
    2,691.87x = 4,036.25 × 1,046.49
  4. Step 4: Simplify right side
    2,691.87x = 4,223,913.01
  5. Step 5: Solve for x
    x = 4,223,913.01/2,691.87
  6. Step 6: Final answer
    x = 1,569.14

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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.