Home / 3,941.97-5,439.93-2,173.53

Finding the Fourth Proportional to 3,941.97, 5,439.93 and 2,173.53

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Solution

The fourth proportional to 3,941.97, 5,439.93 and 2,173.53 is: 2,999.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.97 : 5,439.93 = 2,173.53 : x
  2. Step 2: Convert to fraction form
    3,941.97/5,439.93 = 2,173.53/x
  3. Step 3: Cross multiply
    3,941.97x = 5,439.93 × 2,173.53
  4. Step 4: Simplify right side
    3,941.97x = 11,823,851.05
  5. Step 5: Solve for x
    x = 11,823,851.05/3,941.97
  6. Step 6: Final answer
    x = 2,999.48

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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.