Home / 11,771.27-17,648.34-5,528.07

Finding the Fourth Proportional to 11,771.27, 17,648.34 and 5,528.07

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Solution

The fourth proportional to 11,771.27, 17,648.34 and 5,528.07 is: 8,288.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,771.27 : 17,648.34 = 5,528.07 : x
  2. Step 2: Convert to fraction form
    11,771.27/17,648.34 = 5,528.07/x
  3. Step 3: Cross multiply
    11,771.27x = 17,648.34 × 5,528.07
  4. Step 4: Simplify right side
    11,771.27x = 97,561,258.90
  5. Step 5: Solve for x
    x = 97,561,258.90/11,771.27
  6. Step 6: Final answer
    x = 8,288.08

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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.