Home / 6,505.11-8,976.96-3,633.88

Finding the Fourth Proportional to 6,505.11, 8,976.96 and 3,633.88

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Solution

The fourth proportional to 6,505.11, 8,976.96 and 3,633.88 is: 5,014.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,505.11 : 8,976.96 = 3,633.88 : x
  2. Step 2: Convert to fraction form
    6,505.11/8,976.96 = 3,633.88/x
  3. Step 3: Cross multiply
    6,505.11x = 8,976.96 × 3,633.88
  4. Step 4: Simplify right side
    6,505.11x = 32,621,195.40
  5. Step 5: Solve for x
    x = 32,621,195.40/6,505.11
  6. Step 6: Final answer
    x = 5,014.70

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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.