Home / 6,634.80-9,949.98-2,685.04

Finding the Fourth Proportional to 6,634.80, 9,949.98 and 2,685.04

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Solution

The fourth proportional to 6,634.80, 9,949.98 and 2,685.04 is: 4,026.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,634.80 : 9,949.98 = 2,685.04 : x
  2. Step 2: Convert to fraction form
    6,634.80/9,949.98 = 2,685.04/x
  3. Step 3: Cross multiply
    6,634.80x = 9,949.98 × 2,685.04
  4. Step 4: Simplify right side
    6,634.80x = 26,716,094.30
  5. Step 5: Solve for x
    x = 26,716,094.30/6,634.80
  6. Step 6: Final answer
    x = 4,026.66

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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.