Home / 11,476.28-15,841.22-7,234.49

Finding the Fourth Proportional to 11,476.28, 15,841.22 and 7,234.49

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Solution

The fourth proportional to 11,476.28, 15,841.22 and 7,234.49 is: 9,986.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.28 : 15,841.22 = 7,234.49 : x
  2. Step 2: Convert to fraction form
    11,476.28/15,841.22 = 7,234.49/x
  3. Step 3: Cross multiply
    11,476.28x = 15,841.22 × 7,234.49
  4. Step 4: Simplify right side
    11,476.28x = 114,603,147.25
  5. Step 5: Solve for x
    x = 114,603,147.25/11,476.28
  6. Step 6: Final answer
    x = 9,986.09

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1.5x scale

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.