Home / 3,382.60-5,074.26-1,191.64

Finding the Fourth Proportional to 3,382.60, 5,074.26 and 1,191.64

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Solution

The fourth proportional to 3,382.60, 5,074.26 and 1,191.64 is: 1,787.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.60 : 5,074.26 = 1,191.64 : x
  2. Step 2: Convert to fraction form
    3,382.60/5,074.26 = 1,191.64/x
  3. Step 3: Cross multiply
    3,382.60x = 5,074.26 × 1,191.64
  4. Step 4: Simplify right side
    3,382.60x = 6,046,691.19
  5. Step 5: Solve for x
    x = 6,046,691.19/3,382.60
  6. Step 6: Final answer
    x = 1,787.59

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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.