Home / 3,862.14-5,329.95-2,268.87

Finding the Fourth Proportional to 3,862.14, 5,329.95 and 2,268.87

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Solution

The fourth proportional to 3,862.14, 5,329.95 and 2,268.87 is: 3,131.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.14 : 5,329.95 = 2,268.87 : x
  2. Step 2: Convert to fraction form
    3,862.14/5,329.95 = 2,268.87/x
  3. Step 3: Cross multiply
    3,862.14x = 5,329.95 × 2,268.87
  4. Step 4: Simplify right side
    3,862.14x = 12,092,963.66
  5. Step 5: Solve for x
    x = 12,092,963.66/3,862.14
  6. Step 6: Final answer
    x = 3,131.16

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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.