Home / 7,229.18-10,845.70-3,069.43

Finding the Fourth Proportional to 7,229.18, 10,845.70 and 3,069.43

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Solution

The fourth proportional to 7,229.18, 10,845.70 and 3,069.43 is: 4,604.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229.18 : 10,845.70 = 3,069.43 : x
  2. Step 2: Convert to fraction form
    7,229.18/10,845.70 = 3,069.43/x
  3. Step 3: Cross multiply
    7,229.18x = 10,845.70 × 3,069.43
  4. Step 4: Simplify right side
    7,229.18x = 33,290,116.95
  5. Step 5: Solve for x
    x = 33,290,116.95/7,229.18
  6. Step 6: Final answer
    x = 4,604.96

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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.