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Finding the Fourth Proportional to 3,908.93, 5,858.19 and 1,441.46

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Solution

The fourth proportional to 3,908.93, 5,858.19 and 1,441.46 is: 2,160.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908.93 : 5,858.19 = 1,441.46 : x
  2. Step 2: Convert to fraction form
    3,908.93/5,858.19 = 1,441.46/x
  3. Step 3: Cross multiply
    3,908.93x = 5,858.19 × 1,441.46
  4. Step 4: Simplify right side
    3,908.93x = 8,444,361.20
  5. Step 5: Solve for x
    x = 8,444,361.20/3,908.93
  6. Step 6: Final answer
    x = 2,160.28

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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.