Home / 3,481.68-4,802.94-2,642.52

Finding the Fourth Proportional to 3,481.68, 4,802.94 and 2,642.52

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Solution

The fourth proportional to 3,481.68, 4,802.94 and 2,642.52 is: 3,645.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.68 : 4,802.94 = 2,642.52 : x
  2. Step 2: Convert to fraction form
    3,481.68/4,802.94 = 2,642.52/x
  3. Step 3: Cross multiply
    3,481.68x = 4,802.94 × 2,642.52
  4. Step 4: Simplify right side
    3,481.68x = 12,691,865.01
  5. Step 5: Solve for x
    x = 12,691,865.01/3,481.68
  6. Step 6: Final answer
    x = 3,645.33

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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.