Home / 6,424.22-9,641.78-2,531.36

Finding the Fourth Proportional to 6,424.22, 9,641.78 and 2,531.36

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Solution

The fourth proportional to 6,424.22, 9,641.78 and 2,531.36 is: 3,799.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,424.22 : 9,641.78 = 2,531.36 : x
  2. Step 2: Convert to fraction form
    6,424.22/9,641.78 = 2,531.36/x
  3. Step 3: Cross multiply
    6,424.22x = 9,641.78 × 2,531.36
  4. Step 4: Simplify right side
    6,424.22x = 24,406,755.36
  5. Step 5: Solve for x
    x = 24,406,755.36/6,424.22
  6. Step 6: Final answer
    x = 3,799.18

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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.