Home / 3,448.57-4,758.97-2,122.24

Finding the Fourth Proportional to 3,448.57, 4,758.97 and 2,122.24

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Solution

The fourth proportional to 3,448.57, 4,758.97 and 2,122.24 is: 2,928.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.57 : 4,758.97 = 2,122.24 : x
  2. Step 2: Convert to fraction form
    3,448.57/4,758.97 = 2,122.24/x
  3. Step 3: Cross multiply
    3,448.57x = 4,758.97 × 2,122.24
  4. Step 4: Simplify right side
    3,448.57x = 10,099,659.29
  5. Step 5: Solve for x
    x = 10,099,659.29/3,448.57
  6. Step 6: Final answer
    x = 2,928.65

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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.