Home / 7,753.83-11,623.70-2,819.98

Finding the Fourth Proportional to 7,753.83, 11,623.70 and 2,819.98

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Solution

The fourth proportional to 7,753.83, 11,623.70 and 2,819.98 is: 4,227.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,753.83 : 11,623.70 = 2,819.98 : x
  2. Step 2: Convert to fraction form
    7,753.83/11,623.70 = 2,819.98/x
  3. Step 3: Cross multiply
    7,753.83x = 11,623.70 × 2,819.98
  4. Step 4: Simplify right side
    7,753.83x = 32,778,623.11
  5. Step 5: Solve for x
    x = 32,778,623.11/7,753.83
  6. Step 6: Final answer
    x = 4,227.41

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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.