Home / 9,481.91-14,214.82-3,931.79

Finding the Fourth Proportional to 9,481.91, 14,214.82 and 3,931.79

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Solution

The fourth proportional to 9,481.91, 14,214.82 and 3,931.79 is: 5,894.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481.91 : 14,214.82 = 3,931.79 : x
  2. Step 2: Convert to fraction form
    9,481.91/14,214.82 = 3,931.79/x
  3. Step 3: Cross multiply
    9,481.91x = 14,214.82 × 3,931.79
  4. Step 4: Simplify right side
    9,481.91x = 55,889,616.05
  5. Step 5: Solve for x
    x = 55,889,616.05/9,481.91
  6. Step 6: Final answer
    x = 5,894.34

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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.