Home / 5,509.67-7,601.18-3,150.54

Finding the Fourth Proportional to 5,509.67, 7,601.18 and 3,150.54

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Solution

The fourth proportional to 5,509.67, 7,601.18 and 3,150.54 is: 4,346.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.67 : 7,601.18 = 3,150.54 : x
  2. Step 2: Convert to fraction form
    5,509.67/7,601.18 = 3,150.54/x
  3. Step 3: Cross multiply
    5,509.67x = 7,601.18 × 3,150.54
  4. Step 4: Simplify right side
    5,509.67x = 23,947,805.88
  5. Step 5: Solve for x
    x = 23,947,805.88/5,509.67
  6. Step 6: Final answer
    x = 4,346.51

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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.