Home / 7,445.15-11,163.47-3,059

Finding the Fourth Proportional to 7,445.15, 11,163.47 and 3,059

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Solution

The fourth proportional to 7,445.15, 11,163.47 and 3,059 is: 4,586.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.15 : 11,163.47 = 3,059 : x
  2. Step 2: Convert to fraction form
    7,445.15/11,163.47 = 3,059/x
  3. Step 3: Cross multiply
    7,445.15x = 11,163.47 × 3,059
  4. Step 4: Simplify right side
    7,445.15x = 34,149,054.73
  5. Step 5: Solve for x
    x = 34,149,054.73/7,445.15
  6. Step 6: Final answer
    x = 4,586.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.