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Finding the Fourth Proportional to 8,562.03, 12,843.90 and 2,322.14

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Solution

The fourth proportional to 8,562.03, 12,843.90 and 2,322.14 is: 3,483.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,562.03 : 12,843.90 = 2,322.14 : x
  2. Step 2: Convert to fraction form
    8,562.03/12,843.90 = 2,322.14/x
  3. Step 3: Cross multiply
    8,562.03x = 12,843.90 × 2,322.14
  4. Step 4: Simplify right side
    8,562.03x = 29,825,366.06
  5. Step 5: Solve for x
    x = 29,825,366.06/8,562.03
  6. Step 6: Final answer
    x = 3,483.45

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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.