Home / 7,861.06-11,791.77-2,594.38

Finding the Fourth Proportional to 7,861.06, 11,791.77 and 2,594.38

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Solution

The fourth proportional to 7,861.06, 11,791.77 and 2,594.38 is: 3,891.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,861.06 : 11,791.77 = 2,594.38 : x
  2. Step 2: Convert to fraction form
    7,861.06/11,791.77 = 2,594.38/x
  3. Step 3: Cross multiply
    7,861.06x = 11,791.77 × 2,594.38
  4. Step 4: Simplify right side
    7,861.06x = 30,592,332.25
  5. Step 5: Solve for x
    x = 30,592,332.25/7,861.06
  6. Step 6: Final answer
    x = 3,891.63

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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.