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Finding the Fourth Proportional to 8,799.84, 13,199.76 and 2,226.06

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Solution

The fourth proportional to 8,799.84, 13,199.76 and 2,226.06 is: 3,339.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799.84 : 13,199.76 = 2,226.06 : x
  2. Step 2: Convert to fraction form
    8,799.84/13,199.76 = 2,226.06/x
  3. Step 3: Cross multiply
    8,799.84x = 13,199.76 × 2,226.06
  4. Step 4: Simplify right side
    8,799.84x = 29,383,457.75
  5. Step 5: Solve for x
    x = 29,383,457.75/8,799.84
  6. Step 6: Final answer
    x = 3,339.09

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Similar ratio
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1.5x scale

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.