Home / 11,169.89-15,414.47-6,133.31

Finding the Fourth Proportional to 11,169.89, 15,414.47 and 6,133.31

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Solution

The fourth proportional to 11,169.89, 15,414.47 and 6,133.31 is: 8,463.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,169.89 : 15,414.47 = 6,133.31 : x
  2. Step 2: Convert to fraction form
    11,169.89/15,414.47 = 6,133.31/x
  3. Step 3: Cross multiply
    11,169.89x = 15,414.47 × 6,133.31
  4. Step 4: Simplify right side
    11,169.89x = 94,541,723.00
  5. Step 5: Solve for x
    x = 94,541,723.00/11,169.89
  6. Step 6: Final answer
    x = 8,463.98

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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.