Home / 4,956.06-6,838.98-2,831.88

Finding the Fourth Proportional to 4,956.06, 6,838.98 and 2,831.88

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Solution

The fourth proportional to 4,956.06, 6,838.98 and 2,831.88 is: 3,907.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,956.06 : 6,838.98 = 2,831.88 : x
  2. Step 2: Convert to fraction form
    4,956.06/6,838.98 = 2,831.88/x
  3. Step 3: Cross multiply
    4,956.06x = 6,838.98 × 2,831.88
  4. Step 4: Simplify right side
    4,956.06x = 19,367,170.68
  5. Step 5: Solve for x
    x = 19,367,170.68/4,956.06
  6. Step 6: Final answer
    x = 3,907.78

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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.