Home / 9,317.62-13,976.94-3,077.71

Finding the Fourth Proportional to 9,317.62, 13,976.94 and 3,077.71

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Solution

The fourth proportional to 9,317.62, 13,976.94 and 3,077.71 is: 4,616.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,317.62 : 13,976.94 = 3,077.71 : x
  2. Step 2: Convert to fraction form
    9,317.62/13,976.94 = 3,077.71/x
  3. Step 3: Cross multiply
    9,317.62x = 13,976.94 × 3,077.71
  4. Step 4: Simplify right side
    9,317.62x = 43,016,968.01
  5. Step 5: Solve for x
    x = 43,016,968.01/9,317.62
  6. Step 6: Final answer
    x = 4,616.73

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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.