Home / 7,731.65-11,587.97-3,046.96

Finding the Fourth Proportional to 7,731.65, 11,587.97 and 3,046.96

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Solution

The fourth proportional to 7,731.65, 11,587.97 and 3,046.96 is: 4,566.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.65 : 11,587.97 = 3,046.96 : x
  2. Step 2: Convert to fraction form
    7,731.65/11,587.97 = 3,046.96/x
  3. Step 3: Cross multiply
    7,731.65x = 11,587.97 × 3,046.96
  4. Step 4: Simplify right side
    7,731.65x = 35,308,059.72
  5. Step 5: Solve for x
    x = 35,308,059.72/7,731.65
  6. Step 6: Final answer
    x = 4,566.69

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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.