Home / 4,950.24-6,831.72-2,855.04

Finding the Fourth Proportional to 4,950.24, 6,831.72 and 2,855.04

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Solution

The fourth proportional to 4,950.24, 6,831.72 and 2,855.04 is: 3,940.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.24 : 6,831.72 = 2,855.04 : x
  2. Step 2: Convert to fraction form
    4,950.24/6,831.72 = 2,855.04/x
  3. Step 3: Cross multiply
    4,950.24x = 6,831.72 × 2,855.04
  4. Step 4: Simplify right side
    4,950.24x = 19,504,833.87
  5. Step 5: Solve for x
    x = 19,504,833.87/4,950.24
  6. Step 6: Final answer
    x = 3,940.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.