Home / 11,203.11-15,460.29-6,167.61

Finding the Fourth Proportional to 11,203.11, 15,460.29 and 6,167.61

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Solution

The fourth proportional to 11,203.11, 15,460.29 and 6,167.61 is: 8,511.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.11 : 15,460.29 = 6,167.61 : x
  2. Step 2: Convert to fraction form
    11,203.11/15,460.29 = 6,167.61/x
  3. Step 3: Cross multiply
    11,203.11x = 15,460.29 × 6,167.61
  4. Step 4: Simplify right side
    11,203.11x = 95,353,039.21
  5. Step 5: Solve for x
    x = 95,353,039.21/11,203.11
  6. Step 6: Final answer
    x = 8,511.30

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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.