Home / 3,247.80-4,867.13-1,859.06

Finding the Fourth Proportional to 3,247.80, 4,867.13 and 1,859.06

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Solution

The fourth proportional to 3,247.80, 4,867.13 and 1,859.06 is: 2,785.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.80 : 4,867.13 = 1,859.06 : x
  2. Step 2: Convert to fraction form
    3,247.80/4,867.13 = 1,859.06/x
  3. Step 3: Cross multiply
    3,247.80x = 4,867.13 × 1,859.06
  4. Step 4: Simplify right side
    3,247.80x = 9,048,286.70
  5. Step 5: Solve for x
    x = 9,048,286.70/3,247.80
  6. Step 6: Final answer
    x = 2,785.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.