Home / 3,391.05-4,678.52-2,395.97

Finding the Fourth Proportional to 3,391.05, 4,678.52 and 2,395.97

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Solution

The fourth proportional to 3,391.05, 4,678.52 and 2,395.97 is: 3,305.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391.05 : 4,678.52 = 2,395.97 : x
  2. Step 2: Convert to fraction form
    3,391.05/4,678.52 = 2,395.97/x
  3. Step 3: Cross multiply
    3,391.05x = 4,678.52 × 2,395.97
  4. Step 4: Simplify right side
    3,391.05x = 11,209,593.56
  5. Step 5: Solve for x
    x = 11,209,593.56/3,391.05
  6. Step 6: Final answer
    x = 3,305.64

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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.