Home / 11,008-15,191.20-6,040

Finding the Fourth Proportional to 11,008, 15,191.20 and 6,040

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Solution

The fourth proportional to 11,008, 15,191.20 and 6,040 is: 8,335.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008 : 15,191.20 = 6,040 : x
  2. Step 2: Convert to fraction form
    11,008/15,191.20 = 6,040/x
  3. Step 3: Cross multiply
    11,008x = 15,191.20 × 6,040
  4. Step 4: Simplify right side
    11,008x = 91,754,848
  5. Step 5: Solve for x
    x = 91,754,848/11,008
  6. Step 6: Final answer
    x = 8,335.29

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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.