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Finding the Fourth Proportional to 7,074.43, 10,611.54 and 2,393.44

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Solution

The fourth proportional to 7,074.43, 10,611.54 and 2,393.44 is: 3,590.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,074.43 : 10,611.54 = 2,393.44 : x
  2. Step 2: Convert to fraction form
    7,074.43/10,611.54 = 2,393.44/x
  3. Step 3: Cross multiply
    7,074.43x = 10,611.54 × 2,393.44
  4. Step 4: Simplify right side
    7,074.43x = 25,398,084.30
  5. Step 5: Solve for x
    x = 25,398,084.30/7,074.43
  6. Step 6: Final answer
    x = 3,590.12

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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.