Home / 7,209.14-10,808.19-3,310.82

Finding the Fourth Proportional to 7,209.14, 10,808.19 and 3,310.82

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Solution

The fourth proportional to 7,209.14, 10,808.19 and 3,310.82 is: 4,963.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209.14 : 10,808.19 = 3,310.82 : x
  2. Step 2: Convert to fraction form
    7,209.14/10,808.19 = 3,310.82/x
  3. Step 3: Cross multiply
    7,209.14x = 10,808.19 × 3,310.82
  4. Step 4: Simplify right side
    7,209.14x = 35,783,971.62
  5. Step 5: Solve for x
    x = 35,783,971.62/7,209.14
  6. Step 6: Final answer
    x = 4,963.69

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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.