Home / 6,106.29-9,160.49-2,209.78

Finding the Fourth Proportional to 6,106.29, 9,160.49 and 2,209.78

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Solution

The fourth proportional to 6,106.29, 9,160.49 and 2,209.78 is: 3,315.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.29 : 9,160.49 = 2,209.78 : x
  2. Step 2: Convert to fraction form
    6,106.29/9,160.49 = 2,209.78/x
  3. Step 3: Cross multiply
    6,106.29x = 9,160.49 × 2,209.78
  4. Step 4: Simplify right side
    6,106.29x = 20,242,684.57
  5. Step 5: Solve for x
    x = 20,242,684.57/6,106.29
  6. Step 6: Final answer
    x = 3,315.06

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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.