Home / 3,993.26-5,510.36-2,224.69

Finding the Fourth Proportional to 3,993.26, 5,510.36 and 2,224.69

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Solution

The fourth proportional to 3,993.26, 5,510.36 and 2,224.69 is: 3,069.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993.26 : 5,510.36 = 2,224.69 : x
  2. Step 2: Convert to fraction form
    3,993.26/5,510.36 = 2,224.69/x
  3. Step 3: Cross multiply
    3,993.26x = 5,510.36 × 2,224.69
  4. Step 4: Simplify right side
    3,993.26x = 12,258,834.57
  5. Step 5: Solve for x
    x = 12,258,834.57/3,993.26
  6. Step 6: Final answer
    x = 3,069.89

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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.