Home / 2,229.07-3,336.59-1,531.66

Finding the Fourth Proportional to 2,229.07, 3,336.59 and 1,531.66

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Solution

The fourth proportional to 2,229.07, 3,336.59 and 1,531.66 is: 2,292.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229.07 : 3,336.59 = 1,531.66 : x
  2. Step 2: Convert to fraction form
    2,229.07/3,336.59 = 1,531.66/x
  3. Step 3: Cross multiply
    2,229.07x = 3,336.59 × 1,531.66
  4. Step 4: Simplify right side
    2,229.07x = 5,110,504.76
  5. Step 5: Solve for x
    x = 5,110,504.76/2,229.07
  6. Step 6: Final answer
    x = 2,292.67

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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.