Home / 2,850.04-3,933.44-1,672.12

Finding the Fourth Proportional to 2,850.04, 3,933.44 and 1,672.12

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Solution

The fourth proportional to 2,850.04, 3,933.44 and 1,672.12 is: 2,307.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850.04 : 3,933.44 = 1,672.12 : x
  2. Step 2: Convert to fraction form
    2,850.04/3,933.44 = 1,672.12/x
  3. Step 3: Cross multiply
    2,850.04x = 3,933.44 × 1,672.12
  4. Step 4: Simplify right side
    2,850.04x = 6,577,183.69
  5. Step 5: Solve for x
    x = 6,577,183.69/2,850.04
  6. Step 6: Final answer
    x = 2,307.75

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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.