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Finding the Fourth Proportional to 3,903.49, 5,855.24 and 2,361.25

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Solution

The fourth proportional to 3,903.49, 5,855.24 and 2,361.25 is: 3,541.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903.49 : 5,855.24 = 2,361.25 : x
  2. Step 2: Convert to fraction form
    3,903.49/5,855.24 = 2,361.25/x
  3. Step 3: Cross multiply
    3,903.49x = 5,855.24 × 2,361.25
  4. Step 4: Simplify right side
    3,903.49x = 13,825,685.45
  5. Step 5: Solve for x
    x = 13,825,685.45/3,903.49
  6. Step 6: Final answer
    x = 3,541.88

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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.