Home / 9,162.35-13,743.48-3,317.59

Finding the Fourth Proportional to 9,162.35, 13,743.48 and 3,317.59

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Solution

The fourth proportional to 9,162.35, 13,743.48 and 3,317.59 is: 4,976.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162.35 : 13,743.48 = 3,317.59 : x
  2. Step 2: Convert to fraction form
    9,162.35/13,743.48 = 3,317.59/x
  3. Step 3: Cross multiply
    9,162.35x = 13,743.48 × 3,317.59
  4. Step 4: Simplify right side
    9,162.35x = 45,595,163.10
  5. Step 5: Solve for x
    x = 45,595,163.10/9,162.35
  6. Step 6: Final answer
    x = 4,976.36

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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.