Home / 6,109.26-9,158.58-2,211

Finding the Fourth Proportional to 6,109.26, 9,158.58 and 2,211

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Solution

The fourth proportional to 6,109.26, 9,158.58 and 2,211 is: 3,314.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.26 : 9,158.58 = 2,211 : x
  2. Step 2: Convert to fraction form
    6,109.26/9,158.58 = 2,211/x
  3. Step 3: Cross multiply
    6,109.26x = 9,158.58 × 2,211
  4. Step 4: Simplify right side
    6,109.26x = 20,249,620.38
  5. Step 5: Solve for x
    x = 20,249,620.38/6,109.26
  6. Step 6: Final answer
    x = 3,314.58

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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.