Home / 7,753.54-11,623.37-2,819.70

Finding the Fourth Proportional to 7,753.54, 11,623.37 and 2,819.70

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Solution

The fourth proportional to 7,753.54, 11,623.37 and 2,819.70 is: 4,227.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,753.54 : 11,623.37 = 2,819.70 : x
  2. Step 2: Convert to fraction form
    7,753.54/11,623.37 = 2,819.70/x
  3. Step 3: Cross multiply
    7,753.54x = 11,623.37 × 2,819.70
  4. Step 4: Simplify right side
    7,753.54x = 32,774,394.38
  5. Step 5: Solve for x
    x = 32,774,394.38/7,753.54
  6. Step 6: Final answer
    x = 4,227.03

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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.