Home / 2,817.27-4,226.99-1,173.38

Finding the Fourth Proportional to 2,817.27, 4,226.99 and 1,173.38

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Solution

The fourth proportional to 2,817.27, 4,226.99 and 1,173.38 is: 1,760.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.27 : 4,226.99 = 1,173.38 : x
  2. Step 2: Convert to fraction form
    2,817.27/4,226.99 = 1,173.38/x
  3. Step 3: Cross multiply
    2,817.27x = 4,226.99 × 1,173.38
  4. Step 4: Simplify right side
    2,817.27x = 4,959,838.52
  5. Step 5: Solve for x
    x = 4,959,838.52/2,817.27
  6. Step 6: Final answer
    x = 1,760.51

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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.