Home / 9,374.92-12,936.99-5,183.14

Finding the Fourth Proportional to 9,374.92, 12,936.99 and 5,183.14

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Solution

The fourth proportional to 9,374.92, 12,936.99 and 5,183.14 is: 7,152.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,374.92 : 12,936.99 = 5,183.14 : x
  2. Step 2: Convert to fraction form
    9,374.92/12,936.99 = 5,183.14/x
  3. Step 3: Cross multiply
    9,374.92x = 12,936.99 × 5,183.14
  4. Step 4: Simplify right side
    9,374.92x = 67,054,230.35
  5. Step 5: Solve for x
    x = 67,054,230.35/9,374.92
  6. Step 6: Final answer
    x = 7,152.51

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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.