Home / 3,299.87-4,950.53-1,108.54

Finding the Fourth Proportional to 3,299.87, 4,950.53 and 1,108.54

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Solution

The fourth proportional to 3,299.87, 4,950.53 and 1,108.54 is: 1,663.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.87 : 4,950.53 = 1,108.54 : x
  2. Step 2: Convert to fraction form
    3,299.87/4,950.53 = 1,108.54/x
  3. Step 3: Cross multiply
    3,299.87x = 4,950.53 × 1,108.54
  4. Step 4: Simplify right side
    3,299.87x = 5,487,860.53
  5. Step 5: Solve for x
    x = 5,487,860.53/3,299.87
  6. Step 6: Final answer
    x = 1,663.05

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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.