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Finding the Fourth Proportional to 6,604.71, 9,114.09 and 3,619.97

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Solution

The fourth proportional to 6,604.71, 9,114.09 and 3,619.97 is: 4,995.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.71 : 9,114.09 = 3,619.97 : x
  2. Step 2: Convert to fraction form
    6,604.71/9,114.09 = 3,619.97/x
  3. Step 3: Cross multiply
    6,604.71x = 9,114.09 × 3,619.97
  4. Step 4: Simplify right side
    6,604.71x = 32,992,707.41
  5. Step 5: Solve for x
    x = 32,992,707.41/6,604.71
  6. Step 6: Final answer
    x = 4,995.33

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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.