Home / 2,192.29-3,025.38-1,248.03

Finding the Fourth Proportional to 2,192.29, 3,025.38 and 1,248.03

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Solution

The fourth proportional to 2,192.29, 3,025.38 and 1,248.03 is: 1,722.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.29 : 3,025.38 = 1,248.03 : x
  2. Step 2: Convert to fraction form
    2,192.29/3,025.38 = 1,248.03/x
  3. Step 3: Cross multiply
    2,192.29x = 3,025.38 × 1,248.03
  4. Step 4: Simplify right side
    2,192.29x = 3,775,767.66
  5. Step 5: Solve for x
    x = 3,775,767.66/2,192.29
  6. Step 6: Final answer
    x = 1,722.29

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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.