Home / 3,294.44-4,546.34-2,115.52

Finding the Fourth Proportional to 3,294.44, 4,546.34 and 2,115.52

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Solution

The fourth proportional to 3,294.44, 4,546.34 and 2,115.52 is: 2,919.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294.44 : 4,546.34 = 2,115.52 : x
  2. Step 2: Convert to fraction form
    3,294.44/4,546.34 = 2,115.52/x
  3. Step 3: Cross multiply
    3,294.44x = 4,546.34 × 2,115.52
  4. Step 4: Simplify right side
    3,294.44x = 9,617,873.20
  5. Step 5: Solve for x
    x = 9,617,873.20/3,294.44
  6. Step 6: Final answer
    x = 2,919.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.