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Finding the Fourth Proportional to 8,933.71, 13,401.13 and 3,010.11

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Solution

The fourth proportional to 8,933.71, 13,401.13 and 3,010.11 is: 4,515.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,933.71 : 13,401.13 = 3,010.11 : x
  2. Step 2: Convert to fraction form
    8,933.71/13,401.13 = 3,010.11/x
  3. Step 3: Cross multiply
    8,933.71x = 13,401.13 × 3,010.11
  4. Step 4: Simplify right side
    8,933.71x = 40,338,793.37
  5. Step 5: Solve for x
    x = 40,338,793.37/8,933.71
  6. Step 6: Final answer
    x = 4,515.35

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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.