Home / 3,301.05-4,951.83-961.10

Finding the Fourth Proportional to 3,301.05, 4,951.83 and 961.10

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Solution

The fourth proportional to 3,301.05, 4,951.83 and 961.10 is: 1,441.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.05 : 4,951.83 = 961.10 : x
  2. Step 2: Convert to fraction form
    3,301.05/4,951.83 = 961.10/x
  3. Step 3: Cross multiply
    3,301.05x = 4,951.83 × 961.10
  4. Step 4: Simplify right side
    3,301.05x = 4,759,201.23
  5. Step 5: Solve for x
    x = 4,759,201.23/3,301.05
  6. Step 6: Final answer
    x = 1,441.72

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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.