Home / 8,013.48-12,018.84-2,168.73

Finding the Fourth Proportional to 8,013.48, 12,018.84 and 2,168.73

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Solution

The fourth proportional to 8,013.48, 12,018.84 and 2,168.73 is: 3,252.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013.48 : 12,018.84 = 2,168.73 : x
  2. Step 2: Convert to fraction form
    8,013.48/12,018.84 = 2,168.73/x
  3. Step 3: Cross multiply
    8,013.48x = 12,018.84 × 2,168.73
  4. Step 4: Simplify right side
    8,013.48x = 26,065,618.87
  5. Step 5: Solve for x
    x = 26,065,618.87/8,013.48
  6. Step 6: Final answer
    x = 3,252.72

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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.