Home / 2,824.27-4,230.60-1,943.80

Finding the Fourth Proportional to 2,824.27, 4,230.60 and 1,943.80

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Solution

The fourth proportional to 2,824.27, 4,230.60 and 1,943.80 is: 2,911.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.27 : 4,230.60 = 1,943.80 : x
  2. Step 2: Convert to fraction form
    2,824.27/4,230.60 = 1,943.80/x
  3. Step 3: Cross multiply
    2,824.27x = 4,230.60 × 1,943.80
  4. Step 4: Simplify right side
    2,824.27x = 8,223,440.28
  5. Step 5: Solve for x
    x = 8,223,440.28/2,824.27
  6. Step 6: Final answer
    x = 2,911.70

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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.