Home / 6,787.14-10,173.61-2,840.66

Finding the Fourth Proportional to 6,787.14, 10,173.61 and 2,840.66

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Solution

The fourth proportional to 6,787.14, 10,173.61 and 2,840.66 is: 4,258.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.14 : 10,173.61 = 2,840.66 : x
  2. Step 2: Convert to fraction form
    6,787.14/10,173.61 = 2,840.66/x
  3. Step 3: Cross multiply
    6,787.14x = 10,173.61 × 2,840.66
  4. Step 4: Simplify right side
    6,787.14x = 28,899,795.97
  5. Step 5: Solve for x
    x = 28,899,795.97/6,787.14
  6. Step 6: Final answer
    x = 4,258.02

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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.