Home / 4,127.55-6,158.82-3,876.43

Finding the Fourth Proportional to 4,127.55, 6,158.82 and 3,876.43

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Solution

The fourth proportional to 4,127.55, 6,158.82 and 3,876.43 is: 5,784.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.55 : 6,158.82 = 3,876.43 : x
  2. Step 2: Convert to fraction form
    4,127.55/6,158.82 = 3,876.43/x
  3. Step 3: Cross multiply
    4,127.55x = 6,158.82 × 3,876.43
  4. Step 4: Simplify right side
    4,127.55x = 23,874,203.82
  5. Step 5: Solve for x
    x = 23,874,203.82/4,127.55
  6. Step 6: Final answer
    x = 5,784.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.