Home / 4,950.49-6,831.67-2,961.51

Finding the Fourth Proportional to 4,950.49, 6,831.67 and 2,961.51

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Solution

The fourth proportional to 4,950.49, 6,831.67 and 2,961.51 is: 4,086.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.49 : 6,831.67 = 2,961.51 : x
  2. Step 2: Convert to fraction form
    4,950.49/6,831.67 = 2,961.51/x
  3. Step 3: Cross multiply
    4,950.49x = 6,831.67 × 2,961.51
  4. Step 4: Simplify right side
    4,950.49x = 20,232,059.02
  5. Step 5: Solve for x
    x = 20,232,059.02/4,950.49
  6. Step 6: Final answer
    x = 4,086.88

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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.