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Finding the Fourth Proportional to 6,605.94, 9,908.91 and 4,009.62

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Solution

The fourth proportional to 6,605.94, 9,908.91 and 4,009.62 is: 6,014.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605.94 : 9,908.91 = 4,009.62 : x
  2. Step 2: Convert to fraction form
    6,605.94/9,908.91 = 4,009.62/x
  3. Step 3: Cross multiply
    6,605.94x = 9,908.91 × 4,009.62
  4. Step 4: Simplify right side
    6,605.94x = 39,730,963.71
  5. Step 5: Solve for x
    x = 39,730,963.71/6,605.94
  6. Step 6: Final answer
    x = 6,014.43

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.