Home / 5,049.81-7,560.74-2,579.31

Finding the Fourth Proportional to 5,049.81, 7,560.74 and 2,579.31

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Solution

The fourth proportional to 5,049.81, 7,560.74 and 2,579.31 is: 3,861.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.81 : 7,560.74 = 2,579.31 : x
  2. Step 2: Convert to fraction form
    5,049.81/7,560.74 = 2,579.31/x
  3. Step 3: Cross multiply
    5,049.81x = 7,560.74 × 2,579.31
  4. Step 4: Simplify right side
    5,049.81x = 19,501,498.74
  5. Step 5: Solve for x
    x = 19,501,498.74/5,049.81
  6. Step 6: Final answer
    x = 3,861.83

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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.