Home / 2,850.23-3,932.24-1,730.75

Finding the Fourth Proportional to 2,850.23, 3,932.24 and 1,730.75

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Solution

The fourth proportional to 2,850.23, 3,932.24 and 1,730.75 is: 2,387.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850.23 : 3,932.24 = 1,730.75 : x
  2. Step 2: Convert to fraction form
    2,850.23/3,932.24 = 1,730.75/x
  3. Step 3: Cross multiply
    2,850.23x = 3,932.24 × 1,730.75
  4. Step 4: Simplify right side
    2,850.23x = 6,805,696.07
  5. Step 5: Solve for x
    x = 6,805,696.07/2,850.23
  6. Step 6: Final answer
    x = 2,387.77

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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.