Home / 4,950.54-6,831.64-2,796.89

Finding the Fourth Proportional to 4,950.54, 6,831.64 and 2,796.89

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Solution

The fourth proportional to 4,950.54, 6,831.64 and 2,796.89 is: 3,859.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.54 : 6,831.64 = 2,796.89 : x
  2. Step 2: Convert to fraction form
    4,950.54/6,831.64 = 2,796.89/x
  3. Step 3: Cross multiply
    4,950.54x = 6,831.64 × 2,796.89
  4. Step 4: Simplify right side
    4,950.54x = 19,107,321.53
  5. Step 5: Solve for x
    x = 19,107,321.53/4,950.54
  6. Step 6: Final answer
    x = 3,859.64

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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.