Home / 2,750.82-4,118.85-2,313.42

Finding the Fourth Proportional to 2,750.82, 4,118.85 and 2,313.42

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Solution

The fourth proportional to 2,750.82, 4,118.85 and 2,313.42 is: 3,463.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.82 : 4,118.85 = 2,313.42 : x
  2. Step 2: Convert to fraction form
    2,750.82/4,118.85 = 2,313.42/x
  3. Step 3: Cross multiply
    2,750.82x = 4,118.85 × 2,313.42
  4. Step 4: Simplify right side
    2,750.82x = 9,528,629.97
  5. Step 5: Solve for x
    x = 9,528,629.97/2,750.82
  6. Step 6: Final answer
    x = 3,463.92

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1.5x scale

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.