Home / 7,381.24-11,062.12-4,092.64

Finding the Fourth Proportional to 7,381.24, 11,062.12 and 4,092.64

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Solution

The fourth proportional to 7,381.24, 11,062.12 and 4,092.64 is: 6,133.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.24 : 11,062.12 = 4,092.64 : x
  2. Step 2: Convert to fraction form
    7,381.24/11,062.12 = 4,092.64/x
  3. Step 3: Cross multiply
    7,381.24x = 11,062.12 × 4,092.64
  4. Step 4: Simplify right side
    7,381.24x = 45,273,274.80
  5. Step 5: Solve for x
    x = 45,273,274.80/7,381.24
  6. Step 6: Final answer
    x = 6,133.56

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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.