Home / 2,823.27-4,227.08-2,127.83

Finding the Fourth Proportional to 2,823.27, 4,227.08 and 2,127.83

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Solution

The fourth proportional to 2,823.27, 4,227.08 and 2,127.83 is: 3,185.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.27 : 4,227.08 = 2,127.83 : x
  2. Step 2: Convert to fraction form
    2,823.27/4,227.08 = 2,127.83/x
  3. Step 3: Cross multiply
    2,823.27x = 4,227.08 × 2,127.83
  4. Step 4: Simplify right side
    2,823.27x = 8,994,507.64
  5. Step 5: Solve for x
    x = 8,994,507.64/2,823.27
  6. Step 6: Final answer
    x = 3,185.85

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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.