Home / 11,171.29-15,416.29-6,135.59

Finding the Fourth Proportional to 11,171.29, 15,416.29 and 6,135.59

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Solution

The fourth proportional to 11,171.29, 15,416.29 and 6,135.59 is: 8,467.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,171.29 : 15,416.29 = 6,135.59 : x
  2. Step 2: Convert to fraction form
    11,171.29/15,416.29 = 6,135.59/x
  3. Step 3: Cross multiply
    11,171.29x = 15,416.29 × 6,135.59
  4. Step 4: Simplify right side
    11,171.29x = 94,587,927.00
  5. Step 5: Solve for x
    x = 94,587,927.00/11,171.29
  6. Step 6: Final answer
    x = 8,467.06

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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.