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Finding the Fourth Proportional to 4,959.39, 6,843.93 and 2,751.39

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Solution

The fourth proportional to 4,959.39, 6,843.93 and 2,751.39 is: 3,796.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.39 : 6,843.93 = 2,751.39 : x
  2. Step 2: Convert to fraction form
    4,959.39/6,843.93 = 2,751.39/x
  3. Step 3: Cross multiply
    4,959.39x = 6,843.93 × 2,751.39
  4. Step 4: Simplify right side
    4,959.39x = 18,830,320.56
  5. Step 5: Solve for x
    x = 18,830,320.56/4,959.39
  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.