Home / 7,361.16-11,052.60-7,229.88

Finding the Fourth Proportional to 7,361.16, 11,052.60 and 7,229.88

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Solution

The fourth proportional to 7,361.16, 11,052.60 and 7,229.88 is: 10,855.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,361.16 : 11,052.60 = 7,229.88 : x
  2. Step 2: Convert to fraction form
    7,361.16/11,052.60 = 7,229.88/x
  3. Step 3: Cross multiply
    7,361.16x = 11,052.60 × 7,229.88
  4. Step 4: Simplify right side
    7,361.16x = 79,908,971.69
  5. Step 5: Solve for x
    x = 79,908,971.69/7,361.16
  6. Step 6: Final answer
    x = 10,855.49

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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.