Home / 5,338.78-7,369.86-3,324.04

Finding the Fourth Proportional to 5,338.78, 7,369.86 and 3,324.04

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Solution

The fourth proportional to 5,338.78, 7,369.86 and 3,324.04 is: 4,588.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338.78 : 7,369.86 = 3,324.04 : x
  2. Step 2: Convert to fraction form
    5,338.78/7,369.86 = 3,324.04/x
  3. Step 3: Cross multiply
    5,338.78x = 7,369.86 × 3,324.04
  4. Step 4: Simplify right side
    5,338.78x = 24,497,709.43
  5. Step 5: Solve for x
    x = 24,497,709.43/5,338.78
  6. Step 6: Final answer
    x = 4,588.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.