Home / 11,550.16-15,944.52-7,571.44

Finding the Fourth Proportional to 11,550.16, 15,944.52 and 7,571.44

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Solution

The fourth proportional to 11,550.16, 15,944.52 and 7,571.44 is: 10,452.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550.16 : 15,944.52 = 7,571.44 : x
  2. Step 2: Convert to fraction form
    11,550.16/15,944.52 = 7,571.44/x
  3. Step 3: Cross multiply
    11,550.16x = 15,944.52 × 7,571.44
  4. Step 4: Simplify right side
    11,550.16x = 120,722,976.51
  5. Step 5: Solve for x
    x = 120,722,976.51/11,550.16
  6. Step 6: Final answer
    x = 10,452.06

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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.