Home / 11,261.10-15,539.48-6,224.82

Finding the Fourth Proportional to 11,261.10, 15,539.48 and 6,224.82

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Solution

The fourth proportional to 11,261.10, 15,539.48 and 6,224.82 is: 8,589.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.10 : 15,539.48 = 6,224.82 : x
  2. Step 2: Convert to fraction form
    11,261.10/15,539.48 = 6,224.82/x
  3. Step 3: Cross multiply
    11,261.10x = 15,539.48 × 6,224.82
  4. Step 4: Simplify right side
    11,261.10x = 96,730,465.89
  5. Step 5: Solve for x
    x = 96,730,465.89/11,261.10
  6. Step 6: Final answer
    x = 8,589.79

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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.