Home / 9,027.70-13,541.90-2,787.16

Finding the Fourth Proportional to 9,027.70, 13,541.90 and 2,787.16

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Solution

The fourth proportional to 9,027.70, 13,541.90 and 2,787.16 is: 4,180.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,027.70 : 13,541.90 = 2,787.16 : x
  2. Step 2: Convert to fraction form
    9,027.70/13,541.90 = 2,787.16/x
  3. Step 3: Cross multiply
    9,027.70x = 13,541.90 × 2,787.16
  4. Step 4: Simplify right side
    9,027.70x = 37,743,442.00
  5. Step 5: Solve for x
    x = 37,743,442.00/9,027.70
  6. Step 6: Final answer
    x = 4,180.85

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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.