Home / 5,177.37-7,764.12-2,056.44

Finding the Fourth Proportional to 5,177.37, 7,764.12 and 2,056.44

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Solution

The fourth proportional to 5,177.37, 7,764.12 and 2,056.44 is: 3,083.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177.37 : 7,764.12 = 2,056.44 : x
  2. Step 2: Convert to fraction form
    5,177.37/7,764.12 = 2,056.44/x
  3. Step 3: Cross multiply
    5,177.37x = 7,764.12 × 2,056.44
  4. Step 4: Simplify right side
    5,177.37x = 15,966,446.93
  5. Step 5: Solve for x
    x = 15,966,446.93/5,177.37
  6. Step 6: Final answer
    x = 3,083.89

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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.