Home / 11,224.46-15,489.68-6,119.97

Finding the Fourth Proportional to 11,224.46, 15,489.68 and 6,119.97

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Solution

The fourth proportional to 11,224.46, 15,489.68 and 6,119.97 is: 8,445.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,224.46 : 15,489.68 = 6,119.97 : x
  2. Step 2: Convert to fraction form
    11,224.46/15,489.68 = 6,119.97/x
  3. Step 3: Cross multiply
    11,224.46x = 15,489.68 × 6,119.97
  4. Step 4: Simplify right side
    11,224.46x = 94,796,346.31
  5. Step 5: Solve for x
    x = 94,796,346.31/11,224.46
  6. Step 6: Final answer
    x = 8,445.52

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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.