Home / 3,108.75-4,663.59-2,162.94

Finding the Fourth Proportional to 3,108.75, 4,663.59 and 2,162.94

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Solution

The fourth proportional to 3,108.75, 4,663.59 and 2,162.94 is: 3,244.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.75 : 4,663.59 = 2,162.94 : x
  2. Step 2: Convert to fraction form
    3,108.75/4,663.59 = 2,162.94/x
  3. Step 3: Cross multiply
    3,108.75x = 4,663.59 × 2,162.94
  4. Step 4: Simplify right side
    3,108.75x = 10,087,065.35
  5. Step 5: Solve for x
    x = 10,087,065.35/3,108.75
  6. Step 6: Final answer
    x = 3,244.73

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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.