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Finding the Fourth Proportional to 9,761.69, 14,642.41 and 2,366.22

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Solution

The fourth proportional to 9,761.69, 14,642.41 and 2,366.22 is: 3,549.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,761.69 : 14,642.41 = 2,366.22 : x
  2. Step 2: Convert to fraction form
    9,761.69/14,642.41 = 2,366.22/x
  3. Step 3: Cross multiply
    9,761.69x = 14,642.41 × 2,366.22
  4. Step 4: Simplify right side
    9,761.69x = 34,647,078.35
  5. Step 5: Solve for x
    x = 34,647,078.35/9,761.69
  6. Step 6: Final answer
    x = 3,549.29

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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.