Home / 5,940.30-8,907.89-2,428.11

Finding the Fourth Proportional to 5,940.30, 8,907.89 and 2,428.11

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Solution

The fourth proportional to 5,940.30, 8,907.89 and 2,428.11 is: 3,641.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,940.30 : 8,907.89 = 2,428.11 : x
  2. Step 2: Convert to fraction form
    5,940.30/8,907.89 = 2,428.11/x
  3. Step 3: Cross multiply
    5,940.30x = 8,907.89 × 2,428.11
  4. Step 4: Simplify right side
    5,940.30x = 21,629,324.65
  5. Step 5: Solve for x
    x = 21,629,324.65/5,940.30
  6. Step 6: Final answer
    x = 3,641.12

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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.