Home / 3,799.65-5,243.85-2,206.41

Finding the Fourth Proportional to 3,799.65, 5,243.85 and 2,206.41

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Solution

The fourth proportional to 3,799.65, 5,243.85 and 2,206.41 is: 3,045.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.65 : 5,243.85 = 2,206.41 : x
  2. Step 2: Convert to fraction form
    3,799.65/5,243.85 = 2,206.41/x
  3. Step 3: Cross multiply
    3,799.65x = 5,243.85 × 2,206.41
  4. Step 4: Simplify right side
    3,799.65x = 11,570,083.08
  5. Step 5: Solve for x
    x = 11,570,083.08/3,799.65
  6. Step 6: Final answer
    x = 3,045.04

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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.