Home / 4,004.74-6,015.78-3,389.68

Finding the Fourth Proportional to 4,004.74, 6,015.78 and 3,389.68

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Solution

The fourth proportional to 4,004.74, 6,015.78 and 3,389.68 is: 5,091.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,004.74 : 6,015.78 = 3,389.68 : x
  2. Step 2: Convert to fraction form
    4,004.74/6,015.78 = 3,389.68/x
  3. Step 3: Cross multiply
    4,004.74x = 6,015.78 × 3,389.68
  4. Step 4: Simplify right side
    4,004.74x = 20,391,569.15
  5. Step 5: Solve for x
    x = 20,391,569.15/4,004.74
  6. Step 6: Final answer
    x = 5,091.86

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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.