Home / 1,617.97-2,236.94-1,246.18

Finding the Fourth Proportional to 1,617.97, 2,236.94 and 1,246.18

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Solution

The fourth proportional to 1,617.97, 2,236.94 and 1,246.18 is: 1,722.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617.97 : 2,236.94 = 1,246.18 : x
  2. Step 2: Convert to fraction form
    1,617.97/2,236.94 = 1,246.18/x
  3. Step 3: Cross multiply
    1,617.97x = 2,236.94 × 1,246.18
  4. Step 4: Simplify right side
    1,617.97x = 2,787,629.89
  5. Step 5: Solve for x
    x = 2,787,629.89/1,617.97
  6. Step 6: Final answer
    x = 1,722.92

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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.