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Finding the Fourth Proportional to 3,361.46, 5,037.87 and 1,410.98

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Solution

The fourth proportional to 3,361.46, 5,037.87 and 1,410.98 is: 2,114.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.46 : 5,037.87 = 1,410.98 : x
  2. Step 2: Convert to fraction form
    3,361.46/5,037.87 = 1,410.98/x
  3. Step 3: Cross multiply
    3,361.46x = 5,037.87 × 1,410.98
  4. Step 4: Simplify right side
    3,361.46x = 7,108,333.81
  5. Step 5: Solve for x
    x = 7,108,333.81/3,361.46
  6. Step 6: Final answer
    x = 2,114.66

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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.