Home / 3,375.75-5,066.46-1,816.91

Finding the Fourth Proportional to 3,375.75, 5,066.46 and 1,816.91

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Solution

The fourth proportional to 3,375.75, 5,066.46 and 1,816.91 is: 2,726.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.75 : 5,066.46 = 1,816.91 : x
  2. Step 2: Convert to fraction form
    3,375.75/5,066.46 = 1,816.91/x
  3. Step 3: Cross multiply
    3,375.75x = 5,066.46 × 1,816.91
  4. Step 4: Simplify right side
    3,375.75x = 9,205,276.51
  5. Step 5: Solve for x
    x = 9,205,276.51/3,375.75
  6. Step 6: Final answer
    x = 2,726.88

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1.5x scale

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.