Home / 5,361.12-8,027.64-3,792.69

Finding the Fourth Proportional to 5,361.12, 8,027.64 and 3,792.69

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Solution

The fourth proportional to 5,361.12, 8,027.64 and 3,792.69 is: 5,679.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.12 : 8,027.64 = 3,792.69 : x
  2. Step 2: Convert to fraction form
    5,361.12/8,027.64 = 3,792.69/x
  3. Step 3: Cross multiply
    5,361.12x = 8,027.64 × 3,792.69
  4. Step 4: Simplify right side
    5,361.12x = 30,446,349.95
  5. Step 5: Solve for x
    x = 30,446,349.95/5,361.12
  6. Step 6: Final answer
    x = 5,679.10

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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.