Home / 2,224.33-3,069.42-1,229.53

Finding the Fourth Proportional to 2,224.33, 3,069.42 and 1,229.53

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Solution

The fourth proportional to 2,224.33, 3,069.42 and 1,229.53 is: 1,696.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224.33 : 3,069.42 = 1,229.53 : x
  2. Step 2: Convert to fraction form
    2,224.33/3,069.42 = 1,229.53/x
  3. Step 3: Cross multiply
    2,224.33x = 3,069.42 × 1,229.53
  4. Step 4: Simplify right side
    2,224.33x = 3,773,943.97
  5. Step 5: Solve for x
    x = 3,773,943.97/2,224.33
  6. Step 6: Final answer
    x = 1,696.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.