Home / 6,605.17-9,908.36-2,389.47

Finding the Fourth Proportional to 6,605.17, 9,908.36 and 2,389.47

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Solution

The fourth proportional to 6,605.17, 9,908.36 and 2,389.47 is: 3,584.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605.17 : 9,908.36 = 2,389.47 : x
  2. Step 2: Convert to fraction form
    6,605.17/9,908.36 = 2,389.47/x
  3. Step 3: Cross multiply
    6,605.17x = 9,908.36 × 2,389.47
  4. Step 4: Simplify right side
    6,605.17x = 23,675,728.97
  5. Step 5: Solve for x
    x = 23,675,728.97/6,605.17
  6. Step 6: Final answer
    x = 3,584.43

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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.