Home / 4,876.74-7,310.82-2,531.79

Finding the Fourth Proportional to 4,876.74, 7,310.82 and 2,531.79

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Solution

The fourth proportional to 4,876.74, 7,310.82 and 2,531.79 is: 3,795.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876.74 : 7,310.82 = 2,531.79 : x
  2. Step 2: Convert to fraction form
    4,876.74/7,310.82 = 2,531.79/x
  3. Step 3: Cross multiply
    4,876.74x = 7,310.82 × 2,531.79
  4. Step 4: Simplify right side
    4,876.74x = 18,509,460.97
  5. Step 5: Solve for x
    x = 18,509,460.97/4,876.74
  6. Step 6: Final answer
    x = 3,795.46

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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.