Home / 4,891.28-7,334.27-1,727.14

Finding the Fourth Proportional to 4,891.28, 7,334.27 and 1,727.14

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Solution

The fourth proportional to 4,891.28, 7,334.27 and 1,727.14 is: 2,589.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.28 : 7,334.27 = 1,727.14 : x
  2. Step 2: Convert to fraction form
    4,891.28/7,334.27 = 1,727.14/x
  3. Step 3: Cross multiply
    4,891.28x = 7,334.27 × 1,727.14
  4. Step 4: Simplify right side
    4,891.28x = 12,667,265.78
  5. Step 5: Solve for x
    x = 12,667,265.78/4,891.28
  6. Step 6: Final answer
    x = 2,589.77

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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.