Home / 5,048-7,566.96-2,127.92

Finding the Fourth Proportional to 5,048, 7,566.96 and 2,127.92

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Solution

The fourth proportional to 5,048, 7,566.96 and 2,127.92 is: 3,189.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048 : 7,566.96 = 2,127.92 : x
  2. Step 2: Convert to fraction form
    5,048/7,566.96 = 2,127.92/x
  3. Step 3: Cross multiply
    5,048x = 7,566.96 × 2,127.92
  4. Step 4: Simplify right side
    5,048x = 16,101,885.52
  5. Step 5: Solve for x
    x = 16,101,885.52/5,048
  6. Step 6: Final answer
    x = 3,189.76

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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.