Home / 2,921.94-4,400.41-2,462.58

Finding the Fourth Proportional to 2,921.94, 4,400.41 and 2,462.58

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Solution

The fourth proportional to 2,921.94, 4,400.41 and 2,462.58 is: 3,708.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921.94 : 4,400.41 = 2,462.58 : x
  2. Step 2: Convert to fraction form
    2,921.94/4,400.41 = 2,462.58/x
  3. Step 3: Cross multiply
    2,921.94x = 4,400.41 × 2,462.58
  4. Step 4: Simplify right side
    2,921.94x = 10,836,361.66
  5. Step 5: Solve for x
    x = 10,836,361.66/2,921.94
  6. Step 6: Final answer
    x = 3,708.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.