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Finding the Fourth Proportional to 9,519.62, 14,269.62 and 3,976.20

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Solution

The fourth proportional to 9,519.62, 14,269.62 and 3,976.20 is: 5,960.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519.62 : 14,269.62 = 3,976.20 : x
  2. Step 2: Convert to fraction form
    9,519.62/14,269.62 = 3,976.20/x
  3. Step 3: Cross multiply
    9,519.62x = 14,269.62 × 3,976.20
  4. Step 4: Simplify right side
    9,519.62x = 56,738,863.04
  5. Step 5: Solve for x
    x = 56,738,863.04/9,519.62
  6. Step 6: Final answer
    x = 5,960.20

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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.