Home / 2,202.43-3,039.38-1,258.35

Finding the Fourth Proportional to 2,202.43, 3,039.38 and 1,258.35

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Solution

The fourth proportional to 2,202.43, 3,039.38 and 1,258.35 is: 1,736.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.43 : 3,039.38 = 1,258.35 : x
  2. Step 2: Convert to fraction form
    2,202.43/3,039.38 = 1,258.35/x
  3. Step 3: Cross multiply
    2,202.43x = 3,039.38 × 1,258.35
  4. Step 4: Simplify right side
    2,202.43x = 3,824,596.22
  5. Step 5: Solve for x
    x = 3,824,596.22/2,202.43
  6. Step 6: Final answer
    x = 1,736.53

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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.