Home / 5,192.19-7,788.15-1,296.63

Finding the Fourth Proportional to 5,192.19, 7,788.15 and 1,296.63

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Solution

The fourth proportional to 5,192.19, 7,788.15 and 1,296.63 is: 1,944.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.19 : 7,788.15 = 1,296.63 : x
  2. Step 2: Convert to fraction form
    5,192.19/7,788.15 = 1,296.63/x
  3. Step 3: Cross multiply
    5,192.19x = 7,788.15 × 1,296.63
  4. Step 4: Simplify right side
    5,192.19x = 10,098,348.93
  5. Step 5: Solve for x
    x = 10,098,348.93/5,192.19
  6. Step 6: Final answer
    x = 1,944.91

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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.