Home / 3,683.26-5,084.78-2,842.07

Finding the Fourth Proportional to 3,683.26, 5,084.78 and 2,842.07

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Solution

The fourth proportional to 3,683.26, 5,084.78 and 2,842.07 is: 3,923.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.26 : 5,084.78 = 2,842.07 : x
  2. Step 2: Convert to fraction form
    3,683.26/5,084.78 = 2,842.07/x
  3. Step 3: Cross multiply
    3,683.26x = 5,084.78 × 2,842.07
  4. Step 4: Simplify right side
    3,683.26x = 14,451,286.48
  5. Step 5: Solve for x
    x = 14,451,286.48/3,683.26
  6. Step 6: Final answer
    x = 3,923.51

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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.