Home / 5,864.91-8,791.20-2,164.77

Finding the Fourth Proportional to 5,864.91, 8,791.20 and 2,164.77

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Solution

The fourth proportional to 5,864.91, 8,791.20 and 2,164.77 is: 3,244.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,864.91 : 8,791.20 = 2,164.77 : x
  2. Step 2: Convert to fraction form
    5,864.91/8,791.20 = 2,164.77/x
  3. Step 3: Cross multiply
    5,864.91x = 8,791.20 × 2,164.77
  4. Step 4: Simplify right side
    5,864.91x = 19,030,926.02
  5. Step 5: Solve for x
    x = 19,030,926.02/5,864.91
  6. Step 6: Final answer
    x = 3,244.88

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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.