Home / 7,981.62-11,968.17-3,050.24

Finding the Fourth Proportional to 7,981.62, 11,968.17 and 3,050.24

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Solution

The fourth proportional to 7,981.62, 11,968.17 and 3,050.24 is: 4,573.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,981.62 : 11,968.17 = 3,050.24 : x
  2. Step 2: Convert to fraction form
    7,981.62/11,968.17 = 3,050.24/x
  3. Step 3: Cross multiply
    7,981.62x = 11,968.17 × 3,050.24
  4. Step 4: Simplify right side
    7,981.62x = 36,505,731.02
  5. Step 5: Solve for x
    x = 36,505,731.02/7,981.62
  6. Step 6: Final answer
    x = 4,573.72

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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.