Home / 5,760.66-8,633.70-3,679.86

Finding the Fourth Proportional to 5,760.66, 8,633.70 and 3,679.86

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Solution

The fourth proportional to 5,760.66, 8,633.70 and 3,679.86 is: 5,515.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760.66 : 8,633.70 = 3,679.86 : x
  2. Step 2: Convert to fraction form
    5,760.66/8,633.70 = 3,679.86/x
  3. Step 3: Cross multiply
    5,760.66x = 8,633.70 × 3,679.86
  4. Step 4: Simplify right side
    5,760.66x = 31,770,807.28
  5. Step 5: Solve for x
    x = 31,770,807.28/5,760.66
  6. Step 6: Final answer
    x = 5,515.13

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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.