Home / 3,786.26-5,225.36-2,193.48

Finding the Fourth Proportional to 3,786.26, 5,225.36 and 2,193.48

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Solution

The fourth proportional to 3,786.26, 5,225.36 and 2,193.48 is: 3,027.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786.26 : 5,225.36 = 2,193.48 : x
  2. Step 2: Convert to fraction form
    3,786.26/5,225.36 = 2,193.48/x
  3. Step 3: Cross multiply
    3,786.26x = 5,225.36 × 2,193.48
  4. Step 4: Simplify right side
    3,786.26x = 11,461,711.69
  5. Step 5: Solve for x
    x = 11,461,711.69/3,786.26
  6. Step 6: Final answer
    x = 3,027.19

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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.