Home / 3,029.43-4,185.78-2,635.77

Finding the Fourth Proportional to 3,029.43, 4,185.78 and 2,635.77

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Solution

The fourth proportional to 3,029.43, 4,185.78 and 2,635.77 is: 3,641.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.43 : 4,185.78 = 2,635.77 : x
  2. Step 2: Convert to fraction form
    3,029.43/4,185.78 = 2,635.77/x
  3. Step 3: Cross multiply
    3,029.43x = 4,185.78 × 2,635.77
  4. Step 4: Simplify right side
    3,029.43x = 11,032,753.35
  5. Step 5: Solve for x
    x = 11,032,753.35/3,029.43
  6. Step 6: Final answer
    x = 3,641.86

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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.