Home / 5,336.36-8,005.20-2,739.92

Finding the Fourth Proportional to 5,336.36, 8,005.20 and 2,739.92

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Solution

The fourth proportional to 5,336.36, 8,005.20 and 2,739.92 is: 4,110.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,336.36 : 8,005.20 = 2,739.92 : x
  2. Step 2: Convert to fraction form
    5,336.36/8,005.20 = 2,739.92/x
  3. Step 3: Cross multiply
    5,336.36x = 8,005.20 × 2,739.92
  4. Step 4: Simplify right side
    5,336.36x = 21,933,607.58
  5. Step 5: Solve for x
    x = 21,933,607.58/5,336.36
  6. Step 6: Final answer
    x = 4,110.22

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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.