Home / 1,817.54-2,723.78-950.12

Finding the Fourth Proportional to 1,817.54, 2,723.78 and 950.12

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Solution

The fourth proportional to 1,817.54, 2,723.78 and 950.12 is: 1,423.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.54 : 2,723.78 = 950.12 : x
  2. Step 2: Convert to fraction form
    1,817.54/2,723.78 = 950.12/x
  3. Step 3: Cross multiply
    1,817.54x = 2,723.78 × 950.12
  4. Step 4: Simplify right side
    1,817.54x = 2,587,917.85
  5. Step 5: Solve for x
    x = 2,587,917.85/1,817.54
  6. Step 6: Final answer
    x = 1,423.86

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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.