Home / 3,876.22-5,344.24-2,511.08

Finding the Fourth Proportional to 3,876.22, 5,344.24 and 2,511.08

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Solution

The fourth proportional to 3,876.22, 5,344.24 and 2,511.08 is: 3,462.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876.22 : 5,344.24 = 2,511.08 : x
  2. Step 2: Convert to fraction form
    3,876.22/5,344.24 = 2,511.08/x
  3. Step 3: Cross multiply
    3,876.22x = 5,344.24 × 2,511.08
  4. Step 4: Simplify right side
    3,876.22x = 13,419,781.18
  5. Step 5: Solve for x
    x = 13,419,781.18/3,876.22
  6. Step 6: Final answer
    x = 3,462.08

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1.5x scale

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.