Home / 4,951.26-6,831.50-3,185.19

Finding the Fourth Proportional to 4,951.26, 6,831.50 and 3,185.19

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Solution

The fourth proportional to 4,951.26, 6,831.50 and 3,185.19 is: 4,394.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,951.26 : 6,831.50 = 3,185.19 : x
  2. Step 2: Convert to fraction form
    4,951.26/6,831.50 = 3,185.19/x
  3. Step 3: Cross multiply
    4,951.26x = 6,831.50 × 3,185.19
  4. Step 4: Simplify right side
    4,951.26x = 21,759,609.56
  5. Step 5: Solve for x
    x = 21,759,609.56/4,951.26
  6. Step 6: Final answer
    x = 4,394.76

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Double scale
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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.