Home / 3,432.94-5,149.59-1,093.20

Finding the Fourth Proportional to 3,432.94, 5,149.59 and 1,093.20

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Solution

The fourth proportional to 3,432.94, 5,149.59 and 1,093.20 is: 1,639.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.94 : 5,149.59 = 1,093.20 : x
  2. Step 2: Convert to fraction form
    3,432.94/5,149.59 = 1,093.20/x
  3. Step 3: Cross multiply
    3,432.94x = 5,149.59 × 1,093.20
  4. Step 4: Simplify right side
    3,432.94x = 5,629,531.79
  5. Step 5: Solve for x
    x = 5,629,531.79/3,432.94
  6. Step 6: Final answer
    x = 1,639.86

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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.