Home / 11,101.28-15,319.29-6,065.27

Finding the Fourth Proportional to 11,101.28, 15,319.29 and 6,065.27

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Solution

The fourth proportional to 11,101.28, 15,319.29 and 6,065.27 is: 8,369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,101.28 : 15,319.29 = 6,065.27 : x
  2. Step 2: Convert to fraction form
    11,101.28/15,319.29 = 6,065.27/x
  3. Step 3: Cross multiply
    11,101.28x = 15,319.29 × 6,065.27
  4. Step 4: Simplify right side
    11,101.28x = 92,915,523.14
  5. Step 5: Solve for x
    x = 92,915,523.14/11,101.28
  6. Step 6: Final answer
    x = 8,369.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.