Home / 3,270.08-4,905.49-1,191.06

Finding the Fourth Proportional to 3,270.08, 4,905.49 and 1,191.06

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Solution

The fourth proportional to 3,270.08, 4,905.49 and 1,191.06 is: 1,786.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.08 : 4,905.49 = 1,191.06 : x
  2. Step 2: Convert to fraction form
    3,270.08/4,905.49 = 1,191.06/x
  3. Step 3: Cross multiply
    3,270.08x = 4,905.49 × 1,191.06
  4. Step 4: Simplify right side
    3,270.08x = 5,842,732.92
  5. Step 5: Solve for x
    x = 5,842,732.92/3,270.08
  6. Step 6: Final answer
    x = 1,786.72

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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.