Home / 3,275.51-4,911.66-1,083.50

Finding the Fourth Proportional to 3,275.51, 4,911.66 and 1,083.50

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Solution

The fourth proportional to 3,275.51, 4,911.66 and 1,083.50 is: 1,624.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.51 : 4,911.66 = 1,083.50 : x
  2. Step 2: Convert to fraction form
    3,275.51/4,911.66 = 1,083.50/x
  3. Step 3: Cross multiply
    3,275.51x = 4,911.66 × 1,083.50
  4. Step 4: Simplify right side
    3,275.51x = 5,321,759.05
  5. Step 5: Solve for x
    x = 5,321,759.05/3,275.51
  6. Step 6: Final answer
    x = 1,624.71

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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.