Home / 3,106.11-4,661.33-2,007.75

Finding the Fourth Proportional to 3,106.11, 4,661.33 and 2,007.75

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Solution

The fourth proportional to 3,106.11, 4,661.33 and 2,007.75 is: 3,013.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.11 : 4,661.33 = 2,007.75 : x
  2. Step 2: Convert to fraction form
    3,106.11/4,661.33 = 2,007.75/x
  3. Step 3: Cross multiply
    3,106.11x = 4,661.33 × 2,007.75
  4. Step 4: Simplify right side
    3,106.11x = 9,358,775.27
  5. Step 5: Solve for x
    x = 9,358,775.27/3,106.11
  6. Step 6: Final answer
    x = 3,013.02

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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.