Home / 2,850.41-3,933.54-1,655.30

Finding the Fourth Proportional to 2,850.41, 3,933.54 and 1,655.30

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Solution

The fourth proportional to 2,850.41, 3,933.54 and 1,655.30 is: 2,284.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850.41 : 3,933.54 = 1,655.30 : x
  2. Step 2: Convert to fraction form
    2,850.41/3,933.54 = 1,655.30/x
  3. Step 3: Cross multiply
    2,850.41x = 3,933.54 × 1,655.30
  4. Step 4: Simplify right side
    2,850.41x = 6,511,169.09
  5. Step 5: Solve for x
    x = 6,511,169.09/2,850.41
  6. Step 6: Final answer
    x = 2,284.30

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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.