Home / 3,260.26-4,867.57-2,983.78

Finding the Fourth Proportional to 3,260.26, 4,867.57 and 2,983.78

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Solution

The fourth proportional to 3,260.26, 4,867.57 and 2,983.78 is: 4,454.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.26 : 4,867.57 = 2,983.78 : x
  2. Step 2: Convert to fraction form
    3,260.26/4,867.57 = 2,983.78/x
  3. Step 3: Cross multiply
    3,260.26x = 4,867.57 × 2,983.78
  4. Step 4: Simplify right side
    3,260.26x = 14,523,743.10
  5. Step 5: Solve for x
    x = 14,523,743.10/3,260.26
  6. Step 6: Final answer
    x = 4,454.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.