Home / 3,839.64-5,298.83-2,348.22

Finding the Fourth Proportional to 3,839.64, 5,298.83 and 2,348.22

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Solution

The fourth proportional to 3,839.64, 5,298.83 and 2,348.22 is: 3,240.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839.64 : 5,298.83 = 2,348.22 : x
  2. Step 2: Convert to fraction form
    3,839.64/5,298.83 = 2,348.22/x
  3. Step 3: Cross multiply
    3,839.64x = 5,298.83 × 2,348.22
  4. Step 4: Simplify right side
    3,839.64x = 12,442,806.84
  5. Step 5: Solve for x
    x = 12,442,806.84/3,839.64
  6. Step 6: Final answer
    x = 3,240.62

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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.