Home / 7,104.75-10,660.97-3,456.75

Finding the Fourth Proportional to 7,104.75, 10,660.97 and 3,456.75

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Solution

The fourth proportional to 7,104.75, 10,660.97 and 3,456.75 is: 5,186.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104.75 : 10,660.97 = 3,456.75 : x
  2. Step 2: Convert to fraction form
    7,104.75/10,660.97 = 3,456.75/x
  3. Step 3: Cross multiply
    7,104.75x = 10,660.97 × 3,456.75
  4. Step 4: Simplify right side
    7,104.75x = 36,852,290.76
  5. Step 5: Solve for x
    x = 36,852,290.76/7,104.75
  6. Step 6: Final answer
    x = 5,186.99

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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.