Home / 8,199.09-12,302.28-3,003.75

Finding the Fourth Proportional to 8,199.09, 12,302.28 and 3,003.75

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Solution

The fourth proportional to 8,199.09, 12,302.28 and 3,003.75 is: 4,506.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199.09 : 12,302.28 = 3,003.75 : x
  2. Step 2: Convert to fraction form
    8,199.09/12,302.28 = 3,003.75/x
  3. Step 3: Cross multiply
    8,199.09x = 12,302.28 × 3,003.75
  4. Step 4: Simplify right side
    8,199.09x = 36,952,973.55
  5. Step 5: Solve for x
    x = 36,952,973.55/8,199.09
  6. Step 6: Final answer
    x = 4,506.96

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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.