Home / 3,083.52-4,254.18-2,087.22

Finding the Fourth Proportional to 3,083.52, 4,254.18 and 2,087.22

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Solution

The fourth proportional to 3,083.52, 4,254.18 and 2,087.22 is: 2,879.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.52 : 4,254.18 = 2,087.22 : x
  2. Step 2: Convert to fraction form
    3,083.52/4,254.18 = 2,087.22/x
  3. Step 3: Cross multiply
    3,083.52x = 4,254.18 × 2,087.22
  4. Step 4: Simplify right side
    3,083.52x = 8,879,409.58
  5. Step 5: Solve for x
    x = 8,879,409.58/3,083.52
  6. Step 6: Final answer
    x = 2,879.63

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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.