Home / 3,270.38-4,906.47-1,626.48

Finding the Fourth Proportional to 3,270.38, 4,906.47 and 1,626.48

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Solution

The fourth proportional to 3,270.38, 4,906.47 and 1,626.48 is: 2,440.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.38 : 4,906.47 = 1,626.48 : x
  2. Step 2: Convert to fraction form
    3,270.38/4,906.47 = 1,626.48/x
  3. Step 3: Cross multiply
    3,270.38x = 4,906.47 × 1,626.48
  4. Step 4: Simplify right side
    3,270.38x = 7,980,281.42
  5. Step 5: Solve for x
    x = 7,980,281.42/3,270.38
  6. Step 6: Final answer
    x = 2,440.17

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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.