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Finding the Fourth Proportional to 4,522.82, 6,819.11 and 4,494.74

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Solution

The fourth proportional to 4,522.82, 6,819.11 and 4,494.74 is: 6,776.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,522.82 : 6,819.11 = 4,494.74 : x
  2. Step 2: Convert to fraction form
    4,522.82/6,819.11 = 4,494.74/x
  3. Step 3: Cross multiply
    4,522.82x = 6,819.11 × 4,494.74
  4. Step 4: Simplify right side
    4,522.82x = 30,650,126.48
  5. Step 5: Solve for x
    x = 30,650,126.48/4,522.82
  6. Step 6: Final answer
    x = 6,776.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.