Home / 5,517.92-8,245.36-4,194.40

Finding the Fourth Proportional to 5,517.92, 8,245.36 and 4,194.40

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Solution

The fourth proportional to 5,517.92, 8,245.36 and 4,194.40 is: 6,267.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.92 : 8,245.36 = 4,194.40 : x
  2. Step 2: Convert to fraction form
    5,517.92/8,245.36 = 4,194.40/x
  3. Step 3: Cross multiply
    5,517.92x = 8,245.36 × 4,194.40
  4. Step 4: Simplify right side
    5,517.92x = 34,584,337.98
  5. Step 5: Solve for x
    x = 34,584,337.98/5,517.92
  6. Step 6: Final answer
    x = 6,267.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.