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Finding the Fourth Proportional to 7,862.02, 11,793.10 and 2,867.97

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Solution

The fourth proportional to 7,862.02, 11,793.10 and 2,867.97 is: 4,301.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862.02 : 11,793.10 = 2,867.97 : x
  2. Step 2: Convert to fraction form
    7,862.02/11,793.10 = 2,867.97/x
  3. Step 3: Cross multiply
    7,862.02x = 11,793.10 × 2,867.97
  4. Step 4: Simplify right side
    7,862.02x = 33,822,303.14
  5. Step 5: Solve for x
    x = 33,822,303.14/7,862.02
  6. Step 6: Final answer
    x = 4,301.98

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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.