Home / 5,961.84-8,231.12-3,838.19

Finding the Fourth Proportional to 5,961.84, 8,231.12 and 3,838.19

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Solution

The fourth proportional to 5,961.84, 8,231.12 and 3,838.19 is: 5,299.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,961.84 : 8,231.12 = 3,838.19 : x
  2. Step 2: Convert to fraction form
    5,961.84/8,231.12 = 3,838.19/x
  3. Step 3: Cross multiply
    5,961.84x = 8,231.12 × 3,838.19
  4. Step 4: Simplify right side
    5,961.84x = 31,592,556.52
  5. Step 5: Solve for x
    x = 31,592,556.52/5,961.84
  6. Step 6: Final answer
    x = 5,299.13

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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.