Home / 5,071.20-7,608.06-2,992.92

Finding the Fourth Proportional to 5,071.20, 7,608.06 and 2,992.92

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Solution

The fourth proportional to 5,071.20, 7,608.06 and 2,992.92 is: 4,490.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.20 : 7,608.06 = 2,992.92 : x
  2. Step 2: Convert to fraction form
    5,071.20/7,608.06 = 2,992.92/x
  3. Step 3: Cross multiply
    5,071.20x = 7,608.06 × 2,992.92
  4. Step 4: Simplify right side
    5,071.20x = 22,770,314.94
  5. Step 5: Solve for x
    x = 22,770,314.94/5,071.20
  6. Step 6: Final answer
    x = 4,490.12

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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.