Home / 5,732.16-8,580.24-3,942.75

Finding the Fourth Proportional to 5,732.16, 8,580.24 and 3,942.75

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Solution

The fourth proportional to 5,732.16, 8,580.24 and 3,942.75 is: 5,901.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,732.16 : 8,580.24 = 3,942.75 : x
  2. Step 2: Convert to fraction form
    5,732.16/8,580.24 = 3,942.75/x
  3. Step 3: Cross multiply
    5,732.16x = 8,580.24 × 3,942.75
  4. Step 4: Simplify right side
    5,732.16x = 33,829,739.25
  5. Step 5: Solve for x
    x = 33,829,739.25/5,732.16
  6. Step 6: Final answer
    x = 5,901.74

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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.