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Finding the Fourth Proportional to 5,252.64, 7,879.97 and 2,330.97

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Solution

The fourth proportional to 5,252.64, 7,879.97 and 2,330.97 is: 3,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.64 : 7,879.97 = 2,330.97 : x
  2. Step 2: Convert to fraction form
    5,252.64/7,879.97 = 2,330.97/x
  3. Step 3: Cross multiply
    5,252.64x = 7,879.97 × 2,330.97
  4. Step 4: Simplify right side
    5,252.64x = 18,367,973.67
  5. Step 5: Solve for x
    x = 18,367,973.67/5,252.64
  6. Step 6: Final answer
    x = 3,496.90

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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.