Home / 6,604.06-9,113.72-3,619.87

Finding the Fourth Proportional to 6,604.06, 9,113.72 and 3,619.87

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Solution

The fourth proportional to 6,604.06, 9,113.72 and 3,619.87 is: 4,995.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.06 : 9,113.72 = 3,619.87 : x
  2. Step 2: Convert to fraction form
    6,604.06/9,113.72 = 3,619.87/x
  3. Step 3: Cross multiply
    6,604.06x = 9,113.72 × 3,619.87
  4. Step 4: Simplify right side
    6,604.06x = 32,990,467.88
  5. Step 5: Solve for x
    x = 32,990,467.88/6,604.06
  6. Step 6: Final answer
    x = 4,995.48

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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.