Home / 3,673.40-5,513.97-2,192.62

Finding the Fourth Proportional to 3,673.40, 5,513.97 and 2,192.62

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Solution

The fourth proportional to 3,673.40, 5,513.97 and 2,192.62 is: 3,291.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673.40 : 5,513.97 = 2,192.62 : x
  2. Step 2: Convert to fraction form
    3,673.40/5,513.97 = 2,192.62/x
  3. Step 3: Cross multiply
    3,673.40x = 5,513.97 × 2,192.62
  4. Step 4: Simplify right side
    3,673.40x = 12,090,045.68
  5. Step 5: Solve for x
    x = 12,090,045.68/3,673.40
  6. Step 6: Final answer
    x = 3,291.24

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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.