Home / 8,503.08-11,739.78-5,193

Finding the Fourth Proportional to 8,503.08, 11,739.78 and 5,193

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Solution

The fourth proportional to 8,503.08, 11,739.78 and 5,193 is: 7,169.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503.08 : 11,739.78 = 5,193 : x
  2. Step 2: Convert to fraction form
    8,503.08/11,739.78 = 5,193/x
  3. Step 3: Cross multiply
    8,503.08x = 11,739.78 × 5,193
  4. Step 4: Simplify right side
    8,503.08x = 60,964,677.54
  5. Step 5: Solve for x
    x = 60,964,677.54/8,503.08
  6. Step 6: Final answer
    x = 7,169.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.