Home / 11,249.03-15,526.66-6,469.50

Finding the Fourth Proportional to 11,249.03, 15,526.66 and 6,469.50

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Solution

The fourth proportional to 11,249.03, 15,526.66 and 6,469.50 is: 8,929.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,249.03 : 15,526.66 = 6,469.50 : x
  2. Step 2: Convert to fraction form
    11,249.03/15,526.66 = 6,469.50/x
  3. Step 3: Cross multiply
    11,249.03x = 15,526.66 × 6,469.50
  4. Step 4: Simplify right side
    11,249.03x = 100,449,726.87
  5. Step 5: Solve for x
    x = 100,449,726.87/11,249.03
  6. Step 6: Final answer
    x = 8,929.63

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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.