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Finding the Fourth Proportional to 8,826.99, 13,241.84 and 3,281.10

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Solution

The fourth proportional to 8,826.99, 13,241.84 and 3,281.10 is: 4,922.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.99 : 13,241.84 = 3,281.10 : x
  2. Step 2: Convert to fraction form
    8,826.99/13,241.84 = 3,281.10/x
  3. Step 3: Cross multiply
    8,826.99x = 13,241.84 × 3,281.10
  4. Step 4: Simplify right side
    8,826.99x = 43,447,784.82
  5. Step 5: Solve for x
    x = 43,447,784.82/8,826.99
  6. Step 6: Final answer
    x = 4,922.15

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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.