Home / 8,150.48-11,247.72-4,424.48

Finding the Fourth Proportional to 8,150.48, 11,247.72 and 4,424.48

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Solution

The fourth proportional to 8,150.48, 11,247.72 and 4,424.48 is: 6,105.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,150.48 : 11,247.72 = 4,424.48 : x
  2. Step 2: Convert to fraction form
    8,150.48/11,247.72 = 4,424.48/x
  3. Step 3: Cross multiply
    8,150.48x = 11,247.72 × 4,424.48
  4. Step 4: Simplify right side
    8,150.48x = 49,765,312.19
  5. Step 5: Solve for x
    x = 49,765,312.19/8,150.48
  6. Step 6: Final answer
    x = 6,105.81

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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.