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Finding the Fourth Proportional to 8,043.04, 12,064.65 and 2,199.65

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Solution

The fourth proportional to 8,043.04, 12,064.65 and 2,199.65 is: 3,299.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043.04 : 12,064.65 = 2,199.65 : x
  2. Step 2: Convert to fraction form
    8,043.04/12,064.65 = 2,199.65/x
  3. Step 3: Cross multiply
    8,043.04x = 12,064.65 × 2,199.65
  4. Step 4: Simplify right side
    8,043.04x = 26,538,007.37
  5. Step 5: Solve for x
    x = 26,538,007.37/8,043.04
  6. Step 6: Final answer
    x = 3,299.50

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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.