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Finding the Fourth Proportional to 8,866, 13,299.18 and 2,710

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Solution

The fourth proportional to 8,866, 13,299.18 and 2,710 is: 4,065.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,866 : 13,299.18 = 2,710 : x
  2. Step 2: Convert to fraction form
    8,866/13,299.18 = 2,710/x
  3. Step 3: Cross multiply
    8,866x = 13,299.18 × 2,710
  4. Step 4: Simplify right side
    8,866x = 36,040,777.80
  5. Step 5: Solve for x
    x = 36,040,777.80/8,866
  6. Step 6: Final answer
    x = 4,065.06

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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.