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Finding the Fourth Proportional to 9,329.62, 13,994.44 and 2,755.30

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Solution

The fourth proportional to 9,329.62, 13,994.44 and 2,755.30 is: 4,132.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.62 : 13,994.44 = 2,755.30 : x
  2. Step 2: Convert to fraction form
    9,329.62/13,994.44 = 2,755.30/x
  3. Step 3: Cross multiply
    9,329.62x = 13,994.44 × 2,755.30
  4. Step 4: Simplify right side
    9,329.62x = 38,558,880.53
  5. Step 5: Solve for x
    x = 38,558,880.53/9,329.62
  6. Step 6: Final answer
    x = 4,132.95

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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.