Home / 11,177.51-15,424.97-6,141.73

Finding the Fourth Proportional to 11,177.51, 15,424.97 and 6,141.73

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Solution

The fourth proportional to 11,177.51, 15,424.97 and 6,141.73 is: 8,475.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,177.51 : 15,424.97 = 6,141.73 : x
  2. Step 2: Convert to fraction form
    11,177.51/15,424.97 = 6,141.73/x
  3. Step 3: Cross multiply
    11,177.51x = 15,424.97 × 6,141.73
  4. Step 4: Simplify right side
    11,177.51x = 94,735,917.27
  5. Step 5: Solve for x
    x = 94,735,917.27/11,177.51
  6. Step 6: Final answer
    x = 8,475.58

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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.