Home / 5,975.52-8,965.86-2,278.86

Finding the Fourth Proportional to 5,975.52, 8,965.86 and 2,278.86

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Solution

The fourth proportional to 5,975.52, 8,965.86 and 2,278.86 is: 3,419.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,975.52 : 8,965.86 = 2,278.86 : x
  2. Step 2: Convert to fraction form
    5,975.52/8,965.86 = 2,278.86/x
  3. Step 3: Cross multiply
    5,975.52x = 8,965.86 × 2,278.86
  4. Step 4: Simplify right side
    5,975.52x = 20,431,939.72
  5. Step 5: Solve for x
    x = 20,431,939.72/5,975.52
  6. Step 6: Final answer
    x = 3,419.27

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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.