Home / 2,443.14-3,371.49-1,395.18

Finding the Fourth Proportional to 2,443.14, 3,371.49 and 1,395.18

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Solution

The fourth proportional to 2,443.14, 3,371.49 and 1,395.18 is: 1,925.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,443.14 : 3,371.49 = 1,395.18 : x
  2. Step 2: Convert to fraction form
    2,443.14/3,371.49 = 1,395.18/x
  3. Step 3: Cross multiply
    2,443.14x = 3,371.49 × 1,395.18
  4. Step 4: Simplify right side
    2,443.14x = 4,703,835.42
  5. Step 5: Solve for x
    x = 4,703,835.42/2,443.14
  6. Step 6: Final answer
    x = 1,925.32

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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.