Home / 6,115.43-8,440.81-3,464.40

Finding the Fourth Proportional to 6,115.43, 8,440.81 and 3,464.40

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Solution

The fourth proportional to 6,115.43, 8,440.81 and 3,464.40 is: 4,781.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,115.43 : 8,440.81 = 3,464.40 : x
  2. Step 2: Convert to fraction form
    6,115.43/8,440.81 = 3,464.40/x
  3. Step 3: Cross multiply
    6,115.43x = 8,440.81 × 3,464.40
  4. Step 4: Simplify right side
    6,115.43x = 29,242,365.16
  5. Step 5: Solve for x
    x = 29,242,365.16/6,115.43
  6. Step 6: Final answer
    x = 4,781.73

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.