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Finding the Fourth Proportional to 8,882.96, 13,323.23 and 2,643.94

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Solution

The fourth proportional to 8,882.96, 13,323.23 and 2,643.94 is: 3,965.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,882.96 : 13,323.23 = 2,643.94 : x
  2. Step 2: Convert to fraction form
    8,882.96/13,323.23 = 2,643.94/x
  3. Step 3: Cross multiply
    8,882.96x = 13,323.23 × 2,643.94
  4. Step 4: Simplify right side
    8,882.96x = 35,225,740.89
  5. Step 5: Solve for x
    x = 35,225,740.89/8,882.96
  6. Step 6: Final answer
    x = 3,965.54

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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.