Home / 10,229.69-15,342.82-2,834.89

Finding the Fourth Proportional to 10,229.69, 15,342.82 and 2,834.89

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Solution

The fourth proportional to 10,229.69, 15,342.82 and 2,834.89 is: 4,251.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,229.69 : 15,342.82 = 2,834.89 : x
  2. Step 2: Convert to fraction form
    10,229.69/15,342.82 = 2,834.89/x
  3. Step 3: Cross multiply
    10,229.69x = 15,342.82 × 2,834.89
  4. Step 4: Simplify right side
    10,229.69x = 43,495,161.55
  5. Step 5: Solve for x
    x = 43,495,161.55/10,229.69
  6. Step 6: Final answer
    x = 4,251.85

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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.