Home / 3,137.14-4,718.67-2,839.06

Finding the Fourth Proportional to 3,137.14, 4,718.67 and 2,839.06

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Solution

The fourth proportional to 3,137.14, 4,718.67 and 2,839.06 is: 4,270.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.14 : 4,718.67 = 2,839.06 : x
  2. Step 2: Convert to fraction form
    3,137.14/4,718.67 = 2,839.06/x
  3. Step 3: Cross multiply
    3,137.14x = 4,718.67 × 2,839.06
  4. Step 4: Simplify right side
    3,137.14x = 13,396,587.25
  5. Step 5: Solve for x
    x = 13,396,587.25/3,137.14
  6. Step 6: Final answer
    x = 4,270.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.