Home / 9,102.06-13,656.37-3,179.82

Finding the Fourth Proportional to 9,102.06, 13,656.37 and 3,179.82

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Solution

The fourth proportional to 9,102.06, 13,656.37 and 3,179.82 is: 4,770.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,102.06 : 13,656.37 = 3,179.82 : x
  2. Step 2: Convert to fraction form
    9,102.06/13,656.37 = 3,179.82/x
  3. Step 3: Cross multiply
    9,102.06x = 13,656.37 × 3,179.82
  4. Step 4: Simplify right side
    9,102.06x = 43,424,798.45
  5. Step 5: Solve for x
    x = 43,424,798.45/9,102.06
  6. Step 6: Final answer
    x = 4,770.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.