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Finding the Fourth Proportional to 5,104.22, 7,604.99 and 4,768.88

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Solution

The fourth proportional to 5,104.22, 7,604.99 and 4,768.88 is: 7,105.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.22 : 7,604.99 = 4,768.88 : x
  2. Step 2: Convert to fraction form
    5,104.22/7,604.99 = 4,768.88/x
  3. Step 3: Cross multiply
    5,104.22x = 7,604.99 × 4,768.88
  4. Step 4: Simplify right side
    5,104.22x = 36,267,240.73
  5. Step 5: Solve for x
    x = 36,267,240.73/5,104.22
  6. Step 6: Final answer
    x = 7,105.35

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Half scale
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Double scale
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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.