Home / 8,771.27-13,158.65-3,224.66

Finding the Fourth Proportional to 8,771.27, 13,158.65 and 3,224.66

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Solution

The fourth proportional to 8,771.27, 13,158.65 and 3,224.66 is: 4,837.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771.27 : 13,158.65 = 3,224.66 : x
  2. Step 2: Convert to fraction form
    8,771.27/13,158.65 = 3,224.66/x
  3. Step 3: Cross multiply
    8,771.27x = 13,158.65 × 3,224.66
  4. Step 4: Simplify right side
    8,771.27x = 42,432,090.39
  5. Step 5: Solve for x
    x = 42,432,090.39/8,771.27
  6. Step 6: Final answer
    x = 4,837.62

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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.