Home / 8,001.19-12,003.72-3,003.61

Finding the Fourth Proportional to 8,001.19, 12,003.72 and 3,003.61

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Solution

The fourth proportional to 8,001.19, 12,003.72 and 3,003.61 is: 4,506.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001.19 : 12,003.72 = 3,003.61 : x
  2. Step 2: Convert to fraction form
    8,001.19/12,003.72 = 3,003.61/x
  3. Step 3: Cross multiply
    8,001.19x = 12,003.72 × 3,003.61
  4. Step 4: Simplify right side
    8,001.19x = 36,054,493.43
  5. Step 5: Solve for x
    x = 36,054,493.43/8,001.19
  6. Step 6: Final answer
    x = 4,506.14

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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.