Home / 3,037.24-4,191.09-1,778.23

Finding the Fourth Proportional to 3,037.24, 4,191.09 and 1,778.23

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Solution

The fourth proportional to 3,037.24, 4,191.09 and 1,778.23 is: 2,453.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037.24 : 4,191.09 = 1,778.23 : x
  2. Step 2: Convert to fraction form
    3,037.24/4,191.09 = 1,778.23/x
  3. Step 3: Cross multiply
    3,037.24x = 4,191.09 × 1,778.23
  4. Step 4: Simplify right side
    3,037.24x = 7,452,721.97
  5. Step 5: Solve for x
    x = 7,452,721.97/3,037.24
  6. Step 6: Final answer
    x = 2,453.78

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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.