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Finding the Fourth Proportional to 7,844.03, 11,762.66 and 2,910.05

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Solution

The fourth proportional to 7,844.03, 11,762.66 and 2,910.05 is: 4,363.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.03 : 11,762.66 = 2,910.05 : x
  2. Step 2: Convert to fraction form
    7,844.03/11,762.66 = 2,910.05/x
  3. Step 3: Cross multiply
    7,844.03x = 11,762.66 × 2,910.05
  4. Step 4: Simplify right side
    7,844.03x = 34,229,928.73
  5. Step 5: Solve for x
    x = 34,229,928.73/7,844.03
  6. Step 6: Final answer
    x = 4,363.82

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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.