Home / 6,291.11-9,436.74-2,732.40

Finding the Fourth Proportional to 6,291.11, 9,436.74 and 2,732.40

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Solution

The fourth proportional to 6,291.11, 9,436.74 and 2,732.40 is: 4,098.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,291.11 : 9,436.74 = 2,732.40 : x
  2. Step 2: Convert to fraction form
    6,291.11/9,436.74 = 2,732.40/x
  3. Step 3: Cross multiply
    6,291.11x = 9,436.74 × 2,732.40
  4. Step 4: Simplify right side
    6,291.11x = 25,784,948.38
  5. Step 5: Solve for x
    x = 25,784,948.38/6,291.11
  6. Step 6: Final answer
    x = 4,098.63

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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.