Home / 10,194.03-15,292.46-3,618.65

Finding the Fourth Proportional to 10,194.03, 15,292.46 and 3,618.65

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Solution

The fourth proportional to 10,194.03, 15,292.46 and 3,618.65 is: 5,428.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,194.03 : 15,292.46 = 3,618.65 : x
  2. Step 2: Convert to fraction form
    10,194.03/15,292.46 = 3,618.65/x
  3. Step 3: Cross multiply
    10,194.03x = 15,292.46 × 3,618.65
  4. Step 4: Simplify right side
    10,194.03x = 55,338,060.38
  5. Step 5: Solve for x
    x = 55,338,060.38/10,194.03
  6. Step 6: Final answer
    x = 5,428.48

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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.