Home / 7,183.18-10,776.62-2,801.89

Finding the Fourth Proportional to 7,183.18, 10,776.62 and 2,801.89

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Solution

The fourth proportional to 7,183.18, 10,776.62 and 2,801.89 is: 4,203.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183.18 : 10,776.62 = 2,801.89 : x
  2. Step 2: Convert to fraction form
    7,183.18/10,776.62 = 2,801.89/x
  3. Step 3: Cross multiply
    7,183.18x = 10,776.62 × 2,801.89
  4. Step 4: Simplify right side
    7,183.18x = 30,194,903.81
  5. Step 5: Solve for x
    x = 30,194,903.81/7,183.18
  6. Step 6: Final answer
    x = 4,203.56

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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.