Home / 3,200.23-4,799.41-1,119.85

Finding the Fourth Proportional to 3,200.23, 4,799.41 and 1,119.85

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Solution

The fourth proportional to 3,200.23, 4,799.41 and 1,119.85 is: 1,679.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.23 : 4,799.41 = 1,119.85 : x
  2. Step 2: Convert to fraction form
    3,200.23/4,799.41 = 1,119.85/x
  3. Step 3: Cross multiply
    3,200.23x = 4,799.41 × 1,119.85
  4. Step 4: Simplify right side
    3,200.23x = 5,374,619.29
  5. Step 5: Solve for x
    x = 5,374,619.29/3,200.23
  6. Step 6: Final answer
    x = 1,679.45

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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.