Home / 2,874.24-3,965.97-1,695.54

Finding the Fourth Proportional to 2,874.24, 3,965.97 and 1,695.54

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Solution

The fourth proportional to 2,874.24, 3,965.97 and 1,695.54 is: 2,339.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874.24 : 3,965.97 = 1,695.54 : x
  2. Step 2: Convert to fraction form
    2,874.24/3,965.97 = 1,695.54/x
  3. Step 3: Cross multiply
    2,874.24x = 3,965.97 × 1,695.54
  4. Step 4: Simplify right side
    2,874.24x = 6,724,460.77
  5. Step 5: Solve for x
    x = 6,724,460.77/2,874.24
  6. Step 6: Final answer
    x = 2,339.56

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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.