Home / 6,625.62-9,143.73-3,641.76

Finding the Fourth Proportional to 6,625.62, 9,143.73 and 3,641.76

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Solution

The fourth proportional to 6,625.62, 9,143.73 and 3,641.76 is: 5,025.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.62 : 9,143.73 = 3,641.76 : x
  2. Step 2: Convert to fraction form
    6,625.62/9,143.73 = 3,641.76/x
  3. Step 3: Cross multiply
    6,625.62x = 9,143.73 × 3,641.76
  4. Step 4: Simplify right side
    6,625.62x = 33,299,270.16
  5. Step 5: Solve for x
    x = 33,299,270.16/6,625.62
  6. Step 6: Final answer
    x = 5,025.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.