Home / 7,431.75-11,151.27-3,052.89

Finding the Fourth Proportional to 7,431.75, 11,151.27 and 3,052.89

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Solution

The fourth proportional to 7,431.75, 11,151.27 and 3,052.89 is: 4,580.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431.75 : 11,151.27 = 3,052.89 : x
  2. Step 2: Convert to fraction form
    7,431.75/11,151.27 = 3,052.89/x
  3. Step 3: Cross multiply
    7,431.75x = 11,151.27 × 3,052.89
  4. Step 4: Simplify right side
    7,431.75x = 34,043,600.67
  5. Step 5: Solve for x
    x = 34,043,600.67/7,431.75
  6. Step 6: Final answer
    x = 4,580.83

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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.