Home / 11,171.26-15,416.26-6,135.54

Finding the Fourth Proportional to 11,171.26, 15,416.26 and 6,135.54

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Solution

The fourth proportional to 11,171.26, 15,416.26 and 6,135.54 is: 8,467.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,171.26 : 15,416.26 = 6,135.54 : x
  2. Step 2: Convert to fraction form
    11,171.26/15,416.26 = 6,135.54/x
  3. Step 3: Cross multiply
    11,171.26x = 15,416.26 × 6,135.54
  4. Step 4: Simplify right side
    11,171.26x = 94,587,079.88
  5. Step 5: Solve for x
    x = 94,587,079.88/11,171.26
  6. Step 6: Final answer
    x = 8,467.00

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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.