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Finding the Fourth Proportional to 6,504.65, 8,976.23 and 3,672.13

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Solution

The fourth proportional to 6,504.65, 8,976.23 and 3,672.13 is: 5,067.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,504.65 : 8,976.23 = 3,672.13 : x
  2. Step 2: Convert to fraction form
    6,504.65/8,976.23 = 3,672.13/x
  3. Step 3: Cross multiply
    6,504.65x = 8,976.23 × 3,672.13
  4. Step 4: Simplify right side
    6,504.65x = 32,961,820.23
  5. Step 5: Solve for x
    x = 32,961,820.23/6,504.65
  6. Step 6: Final answer
    x = 5,067.42

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1.5x scale

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.