Home / 11,171.25-15,416.73-6,135.94

Finding the Fourth Proportional to 11,171.25, 15,416.73 and 6,135.94

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Solution

The fourth proportional to 11,171.25, 15,416.73 and 6,135.94 is: 8,467.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,171.25 : 15,416.73 = 6,135.94 : x
  2. Step 2: Convert to fraction form
    11,171.25/15,416.73 = 6,135.94/x
  3. Step 3: Cross multiply
    11,171.25x = 15,416.73 × 6,135.94
  4. Step 4: Simplify right side
    11,171.25x = 94,596,062.83
  5. Step 5: Solve for x
    x = 94,596,062.83/11,171.25
  6. Step 6: Final answer
    x = 8,467.81

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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.