Home / 3,029.36-4,179.60-1,850.12

Finding the Fourth Proportional to 3,029.36, 4,179.60 and 1,850.12

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Solution

The fourth proportional to 3,029.36, 4,179.60 and 1,850.12 is: 2,552.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.36 : 4,179.60 = 1,850.12 : x
  2. Step 2: Convert to fraction form
    3,029.36/4,179.60 = 1,850.12/x
  3. Step 3: Cross multiply
    3,029.36x = 4,179.60 × 1,850.12
  4. Step 4: Simplify right side
    3,029.36x = 7,732,761.55
  5. Step 5: Solve for x
    x = 7,732,761.55/3,029.36
  6. Step 6: Final answer
    x = 2,552.61

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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.