Home / 10,608.84-15,891.39-6,212.97

Finding the Fourth Proportional to 10,608.84, 15,891.39 and 6,212.97

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Solution

The fourth proportional to 10,608.84, 15,891.39 and 6,212.97 is: 9,306.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,608.84 : 15,891.39 = 6,212.97 : x
  2. Step 2: Convert to fraction form
    10,608.84/15,891.39 = 6,212.97/x
  3. Step 3: Cross multiply
    10,608.84x = 15,891.39 × 6,212.97
  4. Step 4: Simplify right side
    10,608.84x = 98,732,729.33
  5. Step 5: Solve for x
    x = 98,732,729.33/10,608.84
  6. Step 6: Final answer
    x = 9,306.65

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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.