Home / 7,536.20-11,304.30-2,611.40

Finding the Fourth Proportional to 7,536.20, 11,304.30 and 2,611.40

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Solution

The fourth proportional to 7,536.20, 11,304.30 and 2,611.40 is: 3,917.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.20 : 11,304.30 = 2,611.40 : x
  2. Step 2: Convert to fraction form
    7,536.20/11,304.30 = 2,611.40/x
  3. Step 3: Cross multiply
    7,536.20x = 11,304.30 × 2,611.40
  4. Step 4: Simplify right side
    7,536.20x = 29,520,049.02
  5. Step 5: Solve for x
    x = 29,520,049.02/7,536.20
  6. Step 6: Final answer
    x = 3,917.10

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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.