Home / 3,272.92-4,515.48-1,856.44

Finding the Fourth Proportional to 3,272.92, 4,515.48 and 1,856.44

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Solution

The fourth proportional to 3,272.92, 4,515.48 and 1,856.44 is: 2,561.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.92 : 4,515.48 = 1,856.44 : x
  2. Step 2: Convert to fraction form
    3,272.92/4,515.48 = 1,856.44/x
  3. Step 3: Cross multiply
    3,272.92x = 4,515.48 × 1,856.44
  4. Step 4: Simplify right side
    3,272.92x = 8,382,717.69
  5. Step 5: Solve for x
    x = 8,382,717.69/3,272.92
  6. Step 6: Final answer
    x = 2,561.24

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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.