Home / 3,412.92-5,119.20-1,104.24

Finding the Fourth Proportional to 3,412.92, 5,119.20 and 1,104.24

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Solution

The fourth proportional to 3,412.92, 5,119.20 and 1,104.24 is: 1,656.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412.92 : 5,119.20 = 1,104.24 : x
  2. Step 2: Convert to fraction form
    3,412.92/5,119.20 = 1,104.24/x
  3. Step 3: Cross multiply
    3,412.92x = 5,119.20 × 1,104.24
  4. Step 4: Simplify right side
    3,412.92x = 5,652,825.41
  5. Step 5: Solve for x
    x = 5,652,825.41/3,412.92
  6. Step 6: Final answer
    x = 1,656.30

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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.