Home / 8,579.11-11,831.25-5,593.45

Finding the Fourth Proportional to 8,579.11, 11,831.25 and 5,593.45

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Solution

The fourth proportional to 8,579.11, 11,831.25 and 5,593.45 is: 7,713.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,579.11 : 11,831.25 = 5,593.45 : x
  2. Step 2: Convert to fraction form
    8,579.11/11,831.25 = 5,593.45/x
  3. Step 3: Cross multiply
    8,579.11x = 11,831.25 × 5,593.45
  4. Step 4: Simplify right side
    8,579.11x = 66,177,505.31
  5. Step 5: Solve for x
    x = 66,177,505.31/8,579.11
  6. Step 6: Final answer
    x = 7,713.80

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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.