Home / 5,183.02-7,768.45-2,551.74

Finding the Fourth Proportional to 5,183.02, 7,768.45 and 2,551.74

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Solution

The fourth proportional to 5,183.02, 7,768.45 and 2,551.74 is: 3,824.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.02 : 7,768.45 = 2,551.74 : x
  2. Step 2: Convert to fraction form
    5,183.02/7,768.45 = 2,551.74/x
  3. Step 3: Cross multiply
    5,183.02x = 7,768.45 × 2,551.74
  4. Step 4: Simplify right side
    5,183.02x = 19,823,064.60
  5. Step 5: Solve for x
    x = 19,823,064.60/5,183.02
  6. Step 6: Final answer
    x = 3,824.62

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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.