Home / 2,320.46-3,481.85-1,087.97

Finding the Fourth Proportional to 2,320.46, 3,481.85 and 1,087.97

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Solution

The fourth proportional to 2,320.46, 3,481.85 and 1,087.97 is: 1,632.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.46 : 3,481.85 = 1,087.97 : x
  2. Step 2: Convert to fraction form
    2,320.46/3,481.85 = 1,087.97/x
  3. Step 3: Cross multiply
    2,320.46x = 3,481.85 × 1,087.97
  4. Step 4: Simplify right side
    2,320.46x = 3,788,125.50
  5. Step 5: Solve for x
    x = 3,788,125.50/2,320.46
  6. Step 6: Final answer
    x = 1,632.49

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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.