Home / 4,231.22-5,839.73-2,638.13

Finding the Fourth Proportional to 4,231.22, 5,839.73 and 2,638.13

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Solution

The fourth proportional to 4,231.22, 5,839.73 and 2,638.13 is: 3,641.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231.22 : 5,839.73 = 2,638.13 : x
  2. Step 2: Convert to fraction form
    4,231.22/5,839.73 = 2,638.13/x
  3. Step 3: Cross multiply
    4,231.22x = 5,839.73 × 2,638.13
  4. Step 4: Simplify right side
    4,231.22x = 15,405,924.52
  5. Step 5: Solve for x
    x = 15,405,924.52/4,231.22
  6. Step 6: Final answer
    x = 3,641.01

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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.