Home / 7,381.43-11,069.19-2,700.36

Finding the Fourth Proportional to 7,381.43, 11,069.19 and 2,700.36

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Solution

The fourth proportional to 7,381.43, 11,069.19 and 2,700.36 is: 4,049.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.43 : 11,069.19 = 2,700.36 : x
  2. Step 2: Convert to fraction form
    7,381.43/11,069.19 = 2,700.36/x
  3. Step 3: Cross multiply
    7,381.43x = 11,069.19 × 2,700.36
  4. Step 4: Simplify right side
    7,381.43x = 29,890,797.91
  5. Step 5: Solve for x
    x = 29,890,797.91/7,381.43
  6. Step 6: Final answer
    x = 4,049.46

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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.