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Finding the Fourth Proportional to 8,885.78, 13,327.02 and 3,262.22

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Solution

The fourth proportional to 8,885.78, 13,327.02 and 3,262.22 is: 4,892.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885.78 : 13,327.02 = 3,262.22 : x
  2. Step 2: Convert to fraction form
    8,885.78/13,327.02 = 3,262.22/x
  3. Step 3: Cross multiply
    8,885.78x = 13,327.02 × 3,262.22
  4. Step 4: Simplify right side
    8,885.78x = 43,475,604.55
  5. Step 5: Solve for x
    x = 43,475,604.55/8,885.78
  6. Step 6: Final answer
    x = 4,892.72

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1.5x scale

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.