Home / 6,336.38-9,501.18-2,117.78

Finding the Fourth Proportional to 6,336.38, 9,501.18 and 2,117.78

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Solution

The fourth proportional to 6,336.38, 9,501.18 and 2,117.78 is: 3,175.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,336.38 : 9,501.18 = 2,117.78 : x
  2. Step 2: Convert to fraction form
    6,336.38/9,501.18 = 2,117.78/x
  3. Step 3: Cross multiply
    6,336.38x = 9,501.18 × 2,117.78
  4. Step 4: Simplify right side
    6,336.38x = 20,121,408.98
  5. Step 5: Solve for x
    x = 20,121,408.98/6,336.38
  6. Step 6: Final answer
    x = 3,175.54

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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.