Home / 7,444.36-11,167.76-2,764.38

Finding the Fourth Proportional to 7,444.36, 11,167.76 and 2,764.38

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Solution

The fourth proportional to 7,444.36, 11,167.76 and 2,764.38 is: 4,147.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.36 : 11,167.76 = 2,764.38 : x
  2. Step 2: Convert to fraction form
    7,444.36/11,167.76 = 2,764.38/x
  3. Step 3: Cross multiply
    7,444.36x = 11,167.76 × 2,764.38
  4. Step 4: Simplify right side
    7,444.36x = 30,871,932.39
  5. Step 5: Solve for x
    x = 30,871,932.39/7,444.36
  6. Step 6: Final answer
    x = 4,147.02

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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.