Home / 6,787.95-10,183.52-2,107.72

Finding the Fourth Proportional to 6,787.95, 10,183.52 and 2,107.72

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Solution

The fourth proportional to 6,787.95, 10,183.52 and 2,107.72 is: 3,162.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.95 : 10,183.52 = 2,107.72 : x
  2. Step 2: Convert to fraction form
    6,787.95/10,183.52 = 2,107.72/x
  3. Step 3: Cross multiply
    6,787.95x = 10,183.52 × 2,107.72
  4. Step 4: Simplify right side
    6,787.95x = 21,464,030.73
  5. Step 5: Solve for x
    x = 21,464,030.73/6,787.95
  6. Step 6: Final answer
    x = 3,162.08

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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.