Home / 3,862.15-5,329.73-2,184.10

Finding the Fourth Proportional to 3,862.15, 5,329.73 and 2,184.10

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Solution

The fourth proportional to 3,862.15, 5,329.73 and 2,184.10 is: 3,014.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.15 : 5,329.73 = 2,184.10 : x
  2. Step 2: Convert to fraction form
    3,862.15/5,329.73 = 2,184.10/x
  3. Step 3: Cross multiply
    3,862.15x = 5,329.73 × 2,184.10
  4. Step 4: Simplify right side
    3,862.15x = 11,640,655.43
  5. Step 5: Solve for x
    x = 11,640,655.43/3,862.15
  6. Step 6: Final answer
    x = 3,014.04

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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.