Home / 2,202.33-3,039.10-1,258.17

Finding the Fourth Proportional to 2,202.33, 3,039.10 and 1,258.17

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Solution

The fourth proportional to 2,202.33, 3,039.10 and 1,258.17 is: 1,736.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.33 : 3,039.10 = 1,258.17 : x
  2. Step 2: Convert to fraction form
    2,202.33/3,039.10 = 1,258.17/x
  3. Step 3: Cross multiply
    2,202.33x = 3,039.10 × 1,258.17
  4. Step 4: Simplify right side
    2,202.33x = 3,823,704.45
  5. Step 5: Solve for x
    x = 3,823,704.45/2,202.33
  6. Step 6: Final answer
    x = 1,736.21

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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.