Home / 7,209.46-10,806.63-3,310.66

Finding the Fourth Proportional to 7,209.46, 10,806.63 and 3,310.66

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Solution

The fourth proportional to 7,209.46, 10,806.63 and 3,310.66 is: 4,962.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209.46 : 10,806.63 = 3,310.66 : x
  2. Step 2: Convert to fraction form
    7,209.46/10,806.63 = 3,310.66/x
  3. Step 3: Cross multiply
    7,209.46x = 10,806.63 × 3,310.66
  4. Step 4: Simplify right side
    7,209.46x = 35,777,077.68
  5. Step 5: Solve for x
    x = 35,777,077.68/7,209.46
  6. Step 6: Final answer
    x = 4,962.52

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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.