Home / 9,245.82-13,874.19-3,406.53

Finding the Fourth Proportional to 9,245.82, 13,874.19 and 3,406.53

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Solution

The fourth proportional to 9,245.82, 13,874.19 and 3,406.53 is: 5,111.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245.82 : 13,874.19 = 3,406.53 : x
  2. Step 2: Convert to fraction form
    9,245.82/13,874.19 = 3,406.53/x
  3. Step 3: Cross multiply
    9,245.82x = 13,874.19 × 3,406.53
  4. Step 4: Simplify right side
    9,245.82x = 47,262,844.46
  5. Step 5: Solve for x
    x = 47,262,844.46/9,245.82
  6. Step 6: Final answer
    x = 5,111.81

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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.