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Finding the Fourth Proportional to 4,959.38, 6,843.95 and 2,751.38

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Solution

The fourth proportional to 4,959.38, 6,843.95 and 2,751.38 is: 3,796.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.38 : 6,843.95 = 2,751.38 : x
  2. Step 2: Convert to fraction form
    4,959.38/6,843.95 = 2,751.38/x
  3. Step 3: Cross multiply
    4,959.38x = 6,843.95 × 2,751.38
  4. Step 4: Simplify right side
    4,959.38x = 18,830,259.17
  5. Step 5: Solve for x
    x = 18,830,259.17/4,959.38
  6. Step 6: Final answer
    x = 3,796.90

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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.