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Finding the Fourth Proportional to 4,706.92, 6,495.78 and 2,611

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Solution

The fourth proportional to 4,706.92, 6,495.78 and 2,611 is: 3,603.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,706.92 : 6,495.78 = 2,611 : x
  2. Step 2: Convert to fraction form
    4,706.92/6,495.78 = 2,611/x
  3. Step 3: Cross multiply
    4,706.92x = 6,495.78 × 2,611
  4. Step 4: Simplify right side
    4,706.92x = 16,960,481.58
  5. Step 5: Solve for x
    x = 16,960,481.58/4,706.92
  6. Step 6: Final answer
    x = 3,603.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.