Home / 6,839.07-10,258.11-2,159.25

Finding the Fourth Proportional to 6,839.07, 10,258.11 and 2,159.25

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Solution

The fourth proportional to 6,839.07, 10,258.11 and 2,159.25 is: 3,238.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.07 : 10,258.11 = 2,159.25 : x
  2. Step 2: Convert to fraction form
    6,839.07/10,258.11 = 2,159.25/x
  3. Step 3: Cross multiply
    6,839.07x = 10,258.11 × 2,159.25
  4. Step 4: Simplify right side
    6,839.07x = 22,149,824.02
  5. Step 5: Solve for x
    x = 22,149,824.02/6,839.07
  6. Step 6: Final answer
    x = 3,238.72

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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.