Home / 5,931.28-8,899.68-2,644.03

Finding the Fourth Proportional to 5,931.28, 8,899.68 and 2,644.03

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Solution

The fourth proportional to 5,931.28, 8,899.68 and 2,644.03 is: 3,967.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.28 : 8,899.68 = 2,644.03 : x
  2. Step 2: Convert to fraction form
    5,931.28/8,899.68 = 2,644.03/x
  3. Step 3: Cross multiply
    5,931.28x = 8,899.68 × 2,644.03
  4. Step 4: Simplify right side
    5,931.28x = 23,530,976.41
  5. Step 5: Solve for x
    x = 23,530,976.41/5,931.28
  6. Step 6: Final answer
    x = 3,967.27

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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.