Home / 11,177.33-15,425.05-6,141.87

Finding the Fourth Proportional to 11,177.33, 15,425.05 and 6,141.87

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Solution

The fourth proportional to 11,177.33, 15,425.05 and 6,141.87 is: 8,475.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,177.33 : 15,425.05 = 6,141.87 : x
  2. Step 2: Convert to fraction form
    11,177.33/15,425.05 = 6,141.87/x
  3. Step 3: Cross multiply
    11,177.33x = 15,425.05 × 6,141.87
  4. Step 4: Simplify right side
    11,177.33x = 94,738,574.72
  5. Step 5: Solve for x
    x = 94,738,574.72/11,177.33
  6. Step 6: Final answer
    x = 8,475.96

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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.