Home / 7,458.88-11,183.28-4,174.24

Finding the Fourth Proportional to 7,458.88, 11,183.28 and 4,174.24

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Solution

The fourth proportional to 7,458.88, 11,183.28 and 4,174.24 is: 6,258.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458.88 : 11,183.28 = 4,174.24 : x
  2. Step 2: Convert to fraction form
    7,458.88/11,183.28 = 4,174.24/x
  3. Step 3: Cross multiply
    7,458.88x = 11,183.28 × 4,174.24
  4. Step 4: Simplify right side
    7,458.88x = 46,681,694.71
  5. Step 5: Solve for x
    x = 46,681,694.71/7,458.88
  6. Step 6: Final answer
    x = 6,258.54

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1.5x scale

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.