Home / 6,772.41-9,345.17-3,787.76

Finding the Fourth Proportional to 6,772.41, 9,345.17 and 3,787.76

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Solution

The fourth proportional to 6,772.41, 9,345.17 and 3,787.76 is: 5,226.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,772.41 : 9,345.17 = 3,787.76 : x
  2. Step 2: Convert to fraction form
    6,772.41/9,345.17 = 3,787.76/x
  3. Step 3: Cross multiply
    6,772.41x = 9,345.17 × 3,787.76
  4. Step 4: Simplify right side
    6,772.41x = 35,397,293.95
  5. Step 5: Solve for x
    x = 35,397,293.95/6,772.41
  6. Step 6: Final answer
    x = 5,226.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.