Home / 10,194.12-15,298.07-3,620.43

Finding the Fourth Proportional to 10,194.12, 15,298.07 and 3,620.43

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Solution

The fourth proportional to 10,194.12, 15,298.07 and 3,620.43 is: 5,433.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,194.12 : 15,298.07 = 3,620.43 : x
  2. Step 2: Convert to fraction form
    10,194.12/15,298.07 = 3,620.43/x
  3. Step 3: Cross multiply
    10,194.12x = 15,298.07 × 3,620.43
  4. Step 4: Simplify right side
    10,194.12x = 55,385,573.47
  5. Step 5: Solve for x
    x = 55,385,573.47/10,194.12
  6. Step 6: Final answer
    x = 5,433.09

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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.