Home / 2,236.36-3,085.78-1,241.48

Finding the Fourth Proportional to 2,236.36, 3,085.78 and 1,241.48

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Solution

The fourth proportional to 2,236.36, 3,085.78 and 1,241.48 is: 1,713.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.36 : 3,085.78 = 1,241.48 : x
  2. Step 2: Convert to fraction form
    2,236.36/3,085.78 = 1,241.48/x
  3. Step 3: Cross multiply
    2,236.36x = 3,085.78 × 1,241.48
  4. Step 4: Simplify right side
    2,236.36x = 3,830,934.15
  5. Step 5: Solve for x
    x = 3,830,934.15/2,236.36
  6. Step 6: Final answer
    x = 1,713.02

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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.