Home / 5,509.82-7,600.91-3,150.56

Finding the Fourth Proportional to 5,509.82, 7,600.91 and 3,150.56

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Solution

The fourth proportional to 5,509.82, 7,600.91 and 3,150.56 is: 4,346.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.82 : 7,600.91 = 3,150.56 : x
  2. Step 2: Convert to fraction form
    5,509.82/7,600.91 = 3,150.56/x
  3. Step 3: Cross multiply
    5,509.82x = 7,600.91 × 3,150.56
  4. Step 4: Simplify right side
    5,509.82x = 23,947,126.26
  5. Step 5: Solve for x
    x = 23,947,126.26/5,509.82
  6. Step 6: Final answer
    x = 4,346.26

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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.