Home / 10,604.05-15,910.22-3,209.25

Finding the Fourth Proportional to 10,604.05, 15,910.22 and 3,209.25

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Solution

The fourth proportional to 10,604.05, 15,910.22 and 3,209.25 is: 4,815.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,604.05 : 15,910.22 = 3,209.25 : x
  2. Step 2: Convert to fraction form
    10,604.05/15,910.22 = 3,209.25/x
  3. Step 3: Cross multiply
    10,604.05x = 15,910.22 × 3,209.25
  4. Step 4: Simplify right side
    10,604.05x = 51,059,941.22
  5. Step 5: Solve for x
    x = 51,059,941.22/10,604.05
  6. Step 6: Final answer
    x = 4,815.14

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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.