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Finding the Fourth Proportional to 5,796.35, 8,005.53 and 3,904.64

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Solution

The fourth proportional to 5,796.35, 8,005.53 and 3,904.64 is: 5,392.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,796.35 : 8,005.53 = 3,904.64 : x
  2. Step 2: Convert to fraction form
    5,796.35/8,005.53 = 3,904.64/x
  3. Step 3: Cross multiply
    5,796.35x = 8,005.53 × 3,904.64
  4. Step 4: Simplify right side
    5,796.35x = 31,258,712.66
  5. Step 5: Solve for x
    x = 31,258,712.66/5,796.35
  6. Step 6: Final answer
    x = 5,392.83

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Why These Related Problems?

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