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Finding the Fourth Proportional to 4,522.73, 6,778.88 and 1,748.18

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Solution

The fourth proportional to 4,522.73, 6,778.88 and 1,748.18 is: 2,620.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,522.73 : 6,778.88 = 1,748.18 : x
  2. Step 2: Convert to fraction form
    4,522.73/6,778.88 = 1,748.18/x
  3. Step 3: Cross multiply
    4,522.73x = 6,778.88 × 1,748.18
  4. Step 4: Simplify right side
    4,522.73x = 11,850,659.80
  5. Step 5: Solve for x
    x = 11,850,659.80/4,522.73
  6. Step 6: Final answer
    x = 2,620.25

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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.