Home / 4,959.52-6,844.16-2,721.60

Finding the Fourth Proportional to 4,959.52, 6,844.16 and 2,721.60

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Solution

The fourth proportional to 4,959.52, 6,844.16 and 2,721.60 is: 3,755.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.52 : 6,844.16 = 2,721.60 : x
  2. Step 2: Convert to fraction form
    4,959.52/6,844.16 = 2,721.60/x
  3. Step 3: Cross multiply
    4,959.52x = 6,844.16 × 2,721.60
  4. Step 4: Simplify right side
    4,959.52x = 18,627,065.86
  5. Step 5: Solve for x
    x = 18,627,065.86/4,959.52
  6. Step 6: Final answer
    x = 3,755.82

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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.