Home / 11,224.14-15,489.23-6,119.66

Finding the Fourth Proportional to 11,224.14, 15,489.23 and 6,119.66

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Solution

The fourth proportional to 11,224.14, 15,489.23 and 6,119.66 is: 8,445.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,224.14 : 15,489.23 = 6,119.66 : x
  2. Step 2: Convert to fraction form
    11,224.14/15,489.23 = 6,119.66/x
  3. Step 3: Cross multiply
    11,224.14x = 15,489.23 × 6,119.66
  4. Step 4: Simplify right side
    11,224.14x = 94,788,713.22
  5. Step 5: Solve for x
    x = 94,788,713.22/11,224.14
  6. Step 6: Final answer
    x = 8,445.08

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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.