Home / 5,361.94-8,036.68-3,172.51

Finding the Fourth Proportional to 5,361.94, 8,036.68 and 3,172.51

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Solution

The fourth proportional to 5,361.94, 8,036.68 and 3,172.51 is: 4,755.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.94 : 8,036.68 = 3,172.51 : x
  2. Step 2: Convert to fraction form
    5,361.94/8,036.68 = 3,172.51/x
  3. Step 3: Cross multiply
    5,361.94x = 8,036.68 × 3,172.51
  4. Step 4: Simplify right side
    5,361.94x = 25,496,447.67
  5. Step 5: Solve for x
    x = 25,496,447.67/5,361.94
  6. Step 6: Final answer
    x = 4,755.08

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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.