Home / 7,660.26-11,495.02-2,729.54

Finding the Fourth Proportional to 7,660.26, 11,495.02 and 2,729.54

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Solution

The fourth proportional to 7,660.26, 11,495.02 and 2,729.54 is: 4,095.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660.26 : 11,495.02 = 2,729.54 : x
  2. Step 2: Convert to fraction form
    7,660.26/11,495.02 = 2,729.54/x
  3. Step 3: Cross multiply
    7,660.26x = 11,495.02 × 2,729.54
  4. Step 4: Simplify right side
    7,660.26x = 31,376,116.89
  5. Step 5: Solve for x
    x = 31,376,116.89/7,660.26
  6. Step 6: Final answer
    x = 4,095.96

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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.