Home / 2,933.20-4,375.09-2,729.08

Finding the Fourth Proportional to 2,933.20, 4,375.09 and 2,729.08

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Solution

The fourth proportional to 2,933.20, 4,375.09 and 2,729.08 is: 4,070.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.20 : 4,375.09 = 2,729.08 : x
  2. Step 2: Convert to fraction form
    2,933.20/4,375.09 = 2,729.08/x
  3. Step 3: Cross multiply
    2,933.20x = 4,375.09 × 2,729.08
  4. Step 4: Simplify right side
    2,933.20x = 11,939,970.62
  5. Step 5: Solve for x
    x = 11,939,970.62/2,933.20
  6. Step 6: Final answer
    x = 4,070.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.