Home / 6,108.72-9,163.84-2,159.18

Finding the Fourth Proportional to 6,108.72, 9,163.84 and 2,159.18

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Solution

The fourth proportional to 6,108.72, 9,163.84 and 2,159.18 is: 3,239.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108.72 : 9,163.84 = 2,159.18 : x
  2. Step 2: Convert to fraction form
    6,108.72/9,163.84 = 2,159.18/x
  3. Step 3: Cross multiply
    6,108.72x = 9,163.84 × 2,159.18
  4. Step 4: Simplify right side
    6,108.72x = 19,786,380.05
  5. Step 5: Solve for x
    x = 19,786,380.05/6,108.72
  6. Step 6: Final answer
    x = 3,239.04

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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.