Home / 10,690.92-16,023.38-7,571.84

Finding the Fourth Proportional to 10,690.92, 16,023.38 and 7,571.84

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Solution

The fourth proportional to 10,690.92, 16,023.38 and 7,571.84 is: 11,348.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,690.92 : 16,023.38 = 7,571.84 : x
  2. Step 2: Convert to fraction form
    10,690.92/16,023.38 = 7,571.84/x
  3. Step 3: Cross multiply
    10,690.92x = 16,023.38 × 7,571.84
  4. Step 4: Simplify right side
    10,690.92x = 121,326,351.64
  5. Step 5: Solve for x
    x = 121,326,351.64/10,690.92
  6. Step 6: Final answer
    x = 11,348.54

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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.