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Finding the Fourth Proportional to 8,533.08, 12,799.80 and 3,340.08

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Solution

The fourth proportional to 8,533.08, 12,799.80 and 3,340.08 is: 5,010.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,533.08 : 12,799.80 = 3,340.08 : x
  2. Step 2: Convert to fraction form
    8,533.08/12,799.80 = 3,340.08/x
  3. Step 3: Cross multiply
    8,533.08x = 12,799.80 × 3,340.08
  4. Step 4: Simplify right side
    8,533.08x = 42,752,355.98
  5. Step 5: Solve for x
    x = 42,752,355.98/8,533.08
  6. Step 6: Final answer
    x = 5,010.19

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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.