Home / 2,942.20-4,416.54-2,329.84

Finding the Fourth Proportional to 2,942.20, 4,416.54 and 2,329.84

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Solution

The fourth proportional to 2,942.20, 4,416.54 and 2,329.84 is: 3,497.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.20 : 4,416.54 = 2,329.84 : x
  2. Step 2: Convert to fraction form
    2,942.20/4,416.54 = 2,329.84/x
  3. Step 3: Cross multiply
    2,942.20x = 4,416.54 × 2,329.84
  4. Step 4: Simplify right side
    2,942.20x = 10,289,831.55
  5. Step 5: Solve for x
    x = 10,289,831.55/2,942.20
  6. Step 6: Final answer
    x = 3,497.33

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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.