Home / 5,183.19-7,153.01-3,167.81

Finding the Fourth Proportional to 5,183.19, 7,153.01 and 3,167.81

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Solution

The fourth proportional to 5,183.19, 7,153.01 and 3,167.81 is: 4,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.19 : 7,153.01 = 3,167.81 : x
  2. Step 2: Convert to fraction form
    5,183.19/7,153.01 = 3,167.81/x
  3. Step 3: Cross multiply
    5,183.19x = 7,153.01 × 3,167.81
  4. Step 4: Simplify right side
    5,183.19x = 22,659,363.71
  5. Step 5: Solve for x
    x = 22,659,363.71/5,183.19
  6. Step 6: Final answer
    x = 4,371.70

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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.