Home / 3,195.78-4,410.26-1,937.05

Finding the Fourth Proportional to 3,195.78, 4,410.26 and 1,937.05

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Solution

The fourth proportional to 3,195.78, 4,410.26 and 1,937.05 is: 2,673.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.78 : 4,410.26 = 1,937.05 : x
  2. Step 2: Convert to fraction form
    3,195.78/4,410.26 = 1,937.05/x
  3. Step 3: Cross multiply
    3,195.78x = 4,410.26 × 1,937.05
  4. Step 4: Simplify right side
    3,195.78x = 8,542,894.13
  5. Step 5: Solve for x
    x = 8,542,894.13/3,195.78
  6. Step 6: Final answer
    x = 2,673.18

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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.