Home / 6,154.22-9,231.48-2,205.75

Finding the Fourth Proportional to 6,154.22, 9,231.48 and 2,205.75

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Solution

The fourth proportional to 6,154.22, 9,231.48 and 2,205.75 is: 3,308.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,154.22 : 9,231.48 = 2,205.75 : x
  2. Step 2: Convert to fraction form
    6,154.22/9,231.48 = 2,205.75/x
  3. Step 3: Cross multiply
    6,154.22x = 9,231.48 × 2,205.75
  4. Step 4: Simplify right side
    6,154.22x = 20,362,337.01
  5. Step 5: Solve for x
    x = 20,362,337.01/6,154.22
  6. Step 6: Final answer
    x = 3,308.68

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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.