Home / 3,391.71-5,086.53-2,004.68

Finding the Fourth Proportional to 3,391.71, 5,086.53 and 2,004.68

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Solution

The fourth proportional to 3,391.71, 5,086.53 and 2,004.68 is: 3,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391.71 : 5,086.53 = 2,004.68 : x
  2. Step 2: Convert to fraction form
    3,391.71/5,086.53 = 2,004.68/x
  3. Step 3: Cross multiply
    3,391.71x = 5,086.53 × 2,004.68
  4. Step 4: Simplify right side
    3,391.71x = 10,196,839.53
  5. Step 5: Solve for x
    x = 10,196,839.53/3,391.71
  6. Step 6: Final answer
    x = 3,006.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.