Home / 11,261.31-15,539.26-6,224.85

Finding the Fourth Proportional to 11,261.31, 15,539.26 and 6,224.85

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Solution

The fourth proportional to 11,261.31, 15,539.26 and 6,224.85 is: 8,589.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.31 : 15,539.26 = 6,224.85 : x
  2. Step 2: Convert to fraction form
    11,261.31/15,539.26 = 6,224.85/x
  3. Step 3: Cross multiply
    11,261.31x = 15,539.26 × 6,224.85
  4. Step 4: Simplify right side
    11,261.31x = 96,729,562.61
  5. Step 5: Solve for x
    x = 96,729,562.61/11,261.31
  6. Step 6: Final answer
    x = 8,589.55

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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.