Home / 6,073.20-9,107.10-2,787.36

Finding the Fourth Proportional to 6,073.20, 9,107.10 and 2,787.36

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Solution

The fourth proportional to 6,073.20, 9,107.10 and 2,787.36 is: 4,179.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,073.20 : 9,107.10 = 2,787.36 : x
  2. Step 2: Convert to fraction form
    6,073.20/9,107.10 = 2,787.36/x
  3. Step 3: Cross multiply
    6,073.20x = 9,107.10 × 2,787.36
  4. Step 4: Simplify right side
    6,073.20x = 25,384,766.26
  5. Step 5: Solve for x
    x = 25,384,766.26/6,073.20
  6. Step 6: Final answer
    x = 4,179.80

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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.