Home / 6,308.44-8,705.46-3,620.11

Finding the Fourth Proportional to 6,308.44, 8,705.46 and 3,620.11

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Solution

The fourth proportional to 6,308.44, 8,705.46 and 3,620.11 is: 4,995.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,308.44 : 8,705.46 = 3,620.11 : x
  2. Step 2: Convert to fraction form
    6,308.44/8,705.46 = 3,620.11/x
  3. Step 3: Cross multiply
    6,308.44x = 8,705.46 × 3,620.11
  4. Step 4: Simplify right side
    6,308.44x = 31,514,722.80
  5. Step 5: Solve for x
    x = 31,514,722.80/6,308.44
  6. Step 6: Final answer
    x = 4,995.64

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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.