Home / 4,107.29-6,160.86-2,787.77

Finding the Fourth Proportional to 4,107.29, 6,160.86 and 2,787.77

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Solution

The fourth proportional to 4,107.29, 6,160.86 and 2,787.77 is: 4,181.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.29 : 6,160.86 = 2,787.77 : x
  2. Step 2: Convert to fraction form
    4,107.29/6,160.86 = 2,787.77/x
  3. Step 3: Cross multiply
    4,107.29x = 6,160.86 × 2,787.77
  4. Step 4: Simplify right side
    4,107.29x = 17,175,029.88
  5. Step 5: Solve for x
    x = 17,175,029.88/4,107.29
  6. Step 6: Final answer
    x = 4,181.60

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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.