Home / 11,261.06-15,538.92-6,224.60

Finding the Fourth Proportional to 11,261.06, 15,538.92 and 6,224.60

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Solution

The fourth proportional to 11,261.06, 15,538.92 and 6,224.60 is: 8,589.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.06 : 15,538.92 = 6,224.60 : x
  2. Step 2: Convert to fraction form
    11,261.06/15,538.92 = 6,224.60/x
  3. Step 3: Cross multiply
    11,261.06x = 15,538.92 × 6,224.60
  4. Step 4: Simplify right side
    11,261.06x = 96,723,600.28
  5. Step 5: Solve for x
    x = 96,723,600.28/11,261.06
  6. Step 6: Final answer
    x = 8,589.21

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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.