Home / 3,621.93-4,994.01-2,361.21

Finding the Fourth Proportional to 3,621.93, 4,994.01 and 2,361.21

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Solution

The fourth proportional to 3,621.93, 4,994.01 and 2,361.21 is: 3,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.93 : 4,994.01 = 2,361.21 : x
  2. Step 2: Convert to fraction form
    3,621.93/4,994.01 = 2,361.21/x
  3. Step 3: Cross multiply
    3,621.93x = 4,994.01 × 2,361.21
  4. Step 4: Simplify right side
    3,621.93x = 11,791,906.35
  5. Step 5: Solve for x
    x = 11,791,906.35/3,621.93
  6. Step 6: Final answer
    x = 3,255.70

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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.