Home / 11,008.08-15,190.81-6,227.66

Finding the Fourth Proportional to 11,008.08, 15,190.81 and 6,227.66

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Solution

The fourth proportional to 11,008.08, 15,190.81 and 6,227.66 is: 8,593.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.08 : 15,190.81 = 6,227.66 : x
  2. Step 2: Convert to fraction form
    11,008.08/15,190.81 = 6,227.66/x
  3. Step 3: Cross multiply
    11,008.08x = 15,190.81 × 6,227.66
  4. Step 4: Simplify right side
    11,008.08x = 94,603,222.21
  5. Step 5: Solve for x
    x = 94,603,222.21/11,008.08
  6. Step 6: Final answer
    x = 8,593.98

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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.