Home / 7,883.72-11,819.17-2,950.60

Finding the Fourth Proportional to 7,883.72, 11,819.17 and 2,950.60

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Solution

The fourth proportional to 7,883.72, 11,819.17 and 2,950.60 is: 4,423.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,883.72 : 11,819.17 = 2,950.60 : x
  2. Step 2: Convert to fraction form
    7,883.72/11,819.17 = 2,950.60/x
  3. Step 3: Cross multiply
    7,883.72x = 11,819.17 × 2,950.60
  4. Step 4: Simplify right side
    7,883.72x = 34,873,576.53
  5. Step 5: Solve for x
    x = 34,873,576.53/7,883.72
  6. Step 6: Final answer
    x = 4,423.49

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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.