Home / 3,284.39-4,524.75-2,287.86

Finding the Fourth Proportional to 3,284.39, 4,524.75 and 2,287.86

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Solution

The fourth proportional to 3,284.39, 4,524.75 and 2,287.86 is: 3,151.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.39 : 4,524.75 = 2,287.86 : x
  2. Step 2: Convert to fraction form
    3,284.39/4,524.75 = 2,287.86/x
  3. Step 3: Cross multiply
    3,284.39x = 4,524.75 × 2,287.86
  4. Step 4: Simplify right side
    3,284.39x = 10,351,994.54
  5. Step 5: Solve for x
    x = 10,351,994.54/3,284.39
  6. Step 6: Final answer
    x = 3,151.88

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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.