Home / 10,879.37-16,315.60-6,713.14

Finding the Fourth Proportional to 10,879.37, 16,315.60 and 6,713.14

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Solution

The fourth proportional to 10,879.37, 16,315.60 and 6,713.14 is: 10,067.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,879.37 : 16,315.60 = 6,713.14 : x
  2. Step 2: Convert to fraction form
    10,879.37/16,315.60 = 6,713.14/x
  3. Step 3: Cross multiply
    10,879.37x = 16,315.60 × 6,713.14
  4. Step 4: Simplify right side
    10,879.37x = 109,528,906.98
  5. Step 5: Solve for x
    x = 109,528,906.98/10,879.37
  6. Step 6: Final answer
    x = 10,067.58

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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.