Home / 3,591.50-5,378.70-1,832.18

Finding the Fourth Proportional to 3,591.50, 5,378.70 and 1,832.18

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Solution

The fourth proportional to 3,591.50, 5,378.70 and 1,832.18 is: 2,743.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.50 : 5,378.70 = 1,832.18 : x
  2. Step 2: Convert to fraction form
    3,591.50/5,378.70 = 1,832.18/x
  3. Step 3: Cross multiply
    3,591.50x = 5,378.70 × 1,832.18
  4. Step 4: Simplify right side
    3,591.50x = 9,854,746.57
  5. Step 5: Solve for x
    x = 9,854,746.57/3,591.50
  6. Step 6: Final answer
    x = 2,743.91

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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.