Home / 3,710.37-5,118.68-2,217.54

Finding the Fourth Proportional to 3,710.37, 5,118.68 and 2,217.54

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Solution

The fourth proportional to 3,710.37, 5,118.68 and 2,217.54 is: 3,059.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.37 : 5,118.68 = 2,217.54 : x
  2. Step 2: Convert to fraction form
    3,710.37/5,118.68 = 2,217.54/x
  3. Step 3: Cross multiply
    3,710.37x = 5,118.68 × 2,217.54
  4. Step 4: Simplify right side
    3,710.37x = 11,350,866.56
  5. Step 5: Solve for x
    x = 11,350,866.56/3,710.37
  6. Step 6: Final answer
    x = 3,059.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.