Home / 2,553.91-3,823.98-1,772.26

Finding the Fourth Proportional to 2,553.91, 3,823.98 and 1,772.26

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Solution

The fourth proportional to 2,553.91, 3,823.98 and 1,772.26 is: 2,653.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553.91 : 3,823.98 = 1,772.26 : x
  2. Step 2: Convert to fraction form
    2,553.91/3,823.98 = 1,772.26/x
  3. Step 3: Cross multiply
    2,553.91x = 3,823.98 × 1,772.26
  4. Step 4: Simplify right side
    2,553.91x = 6,777,070.59
  5. Step 5: Solve for x
    x = 6,777,070.59/2,553.91
  6. Step 6: Final answer
    x = 2,653.61

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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.