Home / 3,369.78-5,050.31-2,328.12

Finding the Fourth Proportional to 3,369.78, 5,050.31 and 2,328.12

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Solution

The fourth proportional to 3,369.78, 5,050.31 and 2,328.12 is: 3,489.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.78 : 5,050.31 = 2,328.12 : x
  2. Step 2: Convert to fraction form
    3,369.78/5,050.31 = 2,328.12/x
  3. Step 3: Cross multiply
    3,369.78x = 5,050.31 × 2,328.12
  4. Step 4: Simplify right side
    3,369.78x = 11,757,716.08
  5. Step 5: Solve for x
    x = 11,757,716.08/3,369.78
  6. Step 6: Final answer
    x = 3,489.16

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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.