Home / 6,785.75-10,177.81-2,891.27

Finding the Fourth Proportional to 6,785.75, 10,177.81 and 2,891.27

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Solution

The fourth proportional to 6,785.75, 10,177.81 and 2,891.27 is: 4,336.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785.75 : 10,177.81 = 2,891.27 : x
  2. Step 2: Convert to fraction form
    6,785.75/10,177.81 = 2,891.27/x
  3. Step 3: Cross multiply
    6,785.75x = 10,177.81 × 2,891.27
  4. Step 4: Simplify right side
    6,785.75x = 29,426,787.61
  5. Step 5: Solve for x
    x = 29,426,787.61/6,785.75
  6. Step 6: Final answer
    x = 4,336.56

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1.5x scale

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.