Home / 3,441.20-5,164.28-1,494.80

Finding the Fourth Proportional to 3,441.20, 5,164.28 and 1,494.80

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Solution

The fourth proportional to 3,441.20, 5,164.28 and 1,494.80 is: 2,243.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.20 : 5,164.28 = 1,494.80 : x
  2. Step 2: Convert to fraction form
    3,441.20/5,164.28 = 1,494.80/x
  3. Step 3: Cross multiply
    3,441.20x = 5,164.28 × 1,494.80
  4. Step 4: Simplify right side
    3,441.20x = 7,719,565.74
  5. Step 5: Solve for x
    x = 7,719,565.74/3,441.20
  6. Step 6: Final answer
    x = 2,243.28

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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.