Home / 2,443.52-3,371.55-1,395.38

Finding the Fourth Proportional to 2,443.52, 3,371.55 and 1,395.38

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Solution

The fourth proportional to 2,443.52, 3,371.55 and 1,395.38 is: 1,925.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,443.52 : 3,371.55 = 1,395.38 : x
  2. Step 2: Convert to fraction form
    2,443.52/3,371.55 = 1,395.38/x
  3. Step 3: Cross multiply
    2,443.52x = 3,371.55 × 1,395.38
  4. Step 4: Simplify right side
    2,443.52x = 4,704,593.44
  5. Step 5: Solve for x
    x = 4,704,593.44/2,443.52
  6. Step 6: Final answer
    x = 1,925.33

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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.