Home / 5,716.07-7,887.81-3,325.86

Finding the Fourth Proportional to 5,716.07, 7,887.81 and 3,325.86

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Solution

The fourth proportional to 5,716.07, 7,887.81 and 3,325.86 is: 4,589.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.07 : 7,887.81 = 3,325.86 : x
  2. Step 2: Convert to fraction form
    5,716.07/7,887.81 = 3,325.86/x
  3. Step 3: Cross multiply
    5,716.07x = 7,887.81 × 3,325.86
  4. Step 4: Simplify right side
    5,716.07x = 26,233,764.24
  5. Step 5: Solve for x
    x = 26,233,764.24/5,716.07
  6. Step 6: Final answer
    x = 4,589.48

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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.