Home / 6,664.37-10,005.77-3,379.75

Finding the Fourth Proportional to 6,664.37, 10,005.77 and 3,379.75

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Solution

The fourth proportional to 6,664.37, 10,005.77 and 3,379.75 is: 5,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.37 : 10,005.77 = 3,379.75 : x
  2. Step 2: Convert to fraction form
    6,664.37/10,005.77 = 3,379.75/x
  3. Step 3: Cross multiply
    6,664.37x = 10,005.77 × 3,379.75
  4. Step 4: Simplify right side
    6,664.37x = 33,817,001.16
  5. Step 5: Solve for x
    x = 33,817,001.16/6,664.37
  6. Step 6: Final answer
    x = 5,074.30

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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.