Home / 6,716.97-10,074.38-1,787.18

Finding the Fourth Proportional to 6,716.97, 10,074.38 and 1,787.18

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Solution

The fourth proportional to 6,716.97, 10,074.38 and 1,787.18 is: 2,680.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,716.97 : 10,074.38 = 1,787.18 : x
  2. Step 2: Convert to fraction form
    6,716.97/10,074.38 = 1,787.18/x
  3. Step 3: Cross multiply
    6,716.97x = 10,074.38 × 1,787.18
  4. Step 4: Simplify right side
    6,716.97x = 18,004,671.14
  5. Step 5: Solve for x
    x = 18,004,671.14/6,716.97
  6. Step 6: Final answer
    x = 2,680.48

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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.