Home / 6,787.67-10,175.19-2,630.39

Finding the Fourth Proportional to 6,787.67, 10,175.19 and 2,630.39

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Solution

The fourth proportional to 6,787.67, 10,175.19 and 2,630.39 is: 3,943.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.67 : 10,175.19 = 2,630.39 : x
  2. Step 2: Convert to fraction form
    6,787.67/10,175.19 = 2,630.39/x
  3. Step 3: Cross multiply
    6,787.67x = 10,175.19 × 2,630.39
  4. Step 4: Simplify right side
    6,787.67x = 26,764,657.28
  5. Step 5: Solve for x
    x = 26,764,657.28/6,787.67
  6. Step 6: Final answer
    x = 3,943.13

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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.