Home / 2,168.12-3,252.15-1,803.17

Finding the Fourth Proportional to 2,168.12, 3,252.15 and 1,803.17

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Solution

The fourth proportional to 2,168.12, 3,252.15 and 1,803.17 is: 2,704.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168.12 : 3,252.15 = 1,803.17 : x
  2. Step 2: Convert to fraction form
    2,168.12/3,252.15 = 1,803.17/x
  3. Step 3: Cross multiply
    2,168.12x = 3,252.15 × 1,803.17
  4. Step 4: Simplify right side
    2,168.12x = 5,864,163.05
  5. Step 5: Solve for x
    x = 5,864,163.05/2,168.12
  6. Step 6: Final answer
    x = 2,704.73

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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.