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Finding the Fourth Proportional to 7,799.02, 11,696.52 and 2,251.30

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Solution

The fourth proportional to 7,799.02, 11,696.52 and 2,251.30 is: 3,376.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,799.02 : 11,696.52 = 2,251.30 : x
  2. Step 2: Convert to fraction form
    7,799.02/11,696.52 = 2,251.30/x
  3. Step 3: Cross multiply
    7,799.02x = 11,696.52 × 2,251.30
  4. Step 4: Simplify right side
    7,799.02x = 26,332,375.48
  5. Step 5: Solve for x
    x = 26,332,375.48/7,799.02
  6. Step 6: Final answer
    x = 3,376.37

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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.