Home / 2,238.33-3,088.66-1,293.97

Finding the Fourth Proportional to 2,238.33, 3,088.66 and 1,293.97

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Solution

The fourth proportional to 2,238.33, 3,088.66 and 1,293.97 is: 1,785.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238.33 : 3,088.66 = 1,293.97 : x
  2. Step 2: Convert to fraction form
    2,238.33/3,088.66 = 1,293.97/x
  3. Step 3: Cross multiply
    2,238.33x = 3,088.66 × 1,293.97
  4. Step 4: Simplify right side
    2,238.33x = 3,996,641.10
  5. Step 5: Solve for x
    x = 3,996,641.10/2,238.33
  6. Step 6: Final answer
    x = 1,785.55

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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.