Home / 6,926.22-10,389.42-2,540.88

Finding the Fourth Proportional to 6,926.22, 10,389.42 and 2,540.88

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Solution

The fourth proportional to 6,926.22, 10,389.42 and 2,540.88 is: 3,811.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926.22 : 10,389.42 = 2,540.88 : x
  2. Step 2: Convert to fraction form
    6,926.22/10,389.42 = 2,540.88/x
  3. Step 3: Cross multiply
    6,926.22x = 10,389.42 × 2,540.88
  4. Step 4: Simplify right side
    6,926.22x = 26,398,269.49
  5. Step 5: Solve for x
    x = 26,398,269.49/6,926.22
  6. Step 6: Final answer
    x = 3,811.35

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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.