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Finding the Fourth Proportional to 5,566.98, 7,679.52 and 3,207.54

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Solution

The fourth proportional to 5,566.98, 7,679.52 and 3,207.54 is: 4,424.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,566.98 : 7,679.52 = 3,207.54 : x
  2. Step 2: Convert to fraction form
    5,566.98/7,679.52 = 3,207.54/x
  3. Step 3: Cross multiply
    5,566.98x = 7,679.52 × 3,207.54
  4. Step 4: Simplify right side
    5,566.98x = 24,632,367.58
  5. Step 5: Solve for x
    x = 24,632,367.58/5,566.98
  6. Step 6: Final answer
    x = 4,424.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.