Home / 4,124.45-6,186.68-2,740.49

Finding the Fourth Proportional to 4,124.45, 6,186.68 and 2,740.49

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Solution

The fourth proportional to 4,124.45, 6,186.68 and 2,740.49 is: 4,110.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.45 : 6,186.68 = 2,740.49 : x
  2. Step 2: Convert to fraction form
    4,124.45/6,186.68 = 2,740.49/x
  3. Step 3: Cross multiply
    4,124.45x = 6,186.68 × 2,740.49
  4. Step 4: Simplify right side
    4,124.45x = 16,954,556.99
  5. Step 5: Solve for x
    x = 16,954,556.99/4,124.45
  6. Step 6: Final answer
    x = 4,110.74

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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.