Home / 4,085.98-5,637.78-2,671.73

Finding the Fourth Proportional to 4,085.98, 5,637.78 and 2,671.73

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Solution

The fourth proportional to 4,085.98, 5,637.78 and 2,671.73 is: 3,686.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085.98 : 5,637.78 = 2,671.73 : x
  2. Step 2: Convert to fraction form
    4,085.98/5,637.78 = 2,671.73/x
  3. Step 3: Cross multiply
    4,085.98x = 5,637.78 × 2,671.73
  4. Step 4: Simplify right side
    4,085.98x = 15,062,625.96
  5. Step 5: Solve for x
    x = 15,062,625.96/4,085.98
  6. Step 6: Final answer
    x = 3,686.42

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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.