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Finding the Fourth Proportional to 6,625.50, 9,940.59 and 2,927.25

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Solution

The fourth proportional to 6,625.50, 9,940.59 and 2,927.25 is: 4,391.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.50 : 9,940.59 = 2,927.25 : x
  2. Step 2: Convert to fraction form
    6,625.50/9,940.59 = 2,927.25/x
  3. Step 3: Cross multiply
    6,625.50x = 9,940.59 × 2,927.25
  4. Step 4: Simplify right side
    6,625.50x = 29,098,592.08
  5. Step 5: Solve for x
    x = 29,098,592.08/6,625.50
  6. Step 6: Final answer
    x = 4,391.91

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1.5x scale

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.