Home / 11,203.09-15,460.32-6,167.82

Finding the Fourth Proportional to 11,203.09, 15,460.32 and 6,167.82

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Solution

The fourth proportional to 11,203.09, 15,460.32 and 6,167.82 is: 8,511.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.09 : 15,460.32 = 6,167.82 : x
  2. Step 2: Convert to fraction form
    11,203.09/15,460.32 = 6,167.82/x
  3. Step 3: Cross multiply
    11,203.09x = 15,460.32 × 6,167.82
  4. Step 4: Simplify right side
    11,203.09x = 95,356,470.90
  5. Step 5: Solve for x
    x = 95,356,470.90/11,203.09
  6. Step 6: Final answer
    x = 8,511.62

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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.