Home / 3,727.74-5,143.32-2,236.26

Finding the Fourth Proportional to 3,727.74, 5,143.32 and 2,236.26

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Solution

The fourth proportional to 3,727.74, 5,143.32 and 2,236.26 is: 3,085.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.74 : 5,143.32 = 2,236.26 : x
  2. Step 2: Convert to fraction form
    3,727.74/5,143.32 = 2,236.26/x
  3. Step 3: Cross multiply
    3,727.74x = 5,143.32 × 2,236.26
  4. Step 4: Simplify right side
    3,727.74x = 11,501,800.78
  5. Step 5: Solve for x
    x = 11,501,800.78/3,727.74
  6. Step 6: Final answer
    x = 3,085.46

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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.