Home / 7,229.40-10,850.25-5,154.49

Finding the Fourth Proportional to 7,229.40, 10,850.25 and 5,154.49

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Solution

The fourth proportional to 7,229.40, 10,850.25 and 5,154.49 is: 7,736.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229.40 : 10,850.25 = 5,154.49 : x
  2. Step 2: Convert to fraction form
    7,229.40/10,850.25 = 5,154.49/x
  3. Step 3: Cross multiply
    7,229.40x = 10,850.25 × 5,154.49
  4. Step 4: Simplify right side
    7,229.40x = 55,927,476.98
  5. Step 5: Solve for x
    x = 55,927,476.98/7,229.40
  6. Step 6: Final answer
    x = 7,736.11

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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.