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Finding the Fourth Proportional to 3,710.70, 5,544.24 and 3,581.49

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Solution

The fourth proportional to 3,710.70, 5,544.24 and 3,581.49 is: 5,351.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.70 : 5,544.24 = 3,581.49 : x
  2. Step 2: Convert to fraction form
    3,710.70/5,544.24 = 3,581.49/x
  3. Step 3: Cross multiply
    3,710.70x = 5,544.24 × 3,581.49
  4. Step 4: Simplify right side
    3,710.70x = 19,856,640.12
  5. Step 5: Solve for x
    x = 19,856,640.12/3,710.70
  6. Step 6: Final answer
    x = 5,351.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.