Home / 3,606.03-5,396.40-2,619.99

Finding the Fourth Proportional to 3,606.03, 5,396.40 and 2,619.99

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Solution

The fourth proportional to 3,606.03, 5,396.40 and 2,619.99 is: 3,920.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.03 : 5,396.40 = 2,619.99 : x
  2. Step 2: Convert to fraction form
    3,606.03/5,396.40 = 2,619.99/x
  3. Step 3: Cross multiply
    3,606.03x = 5,396.40 × 2,619.99
  4. Step 4: Simplify right side
    3,606.03x = 14,138,514.04
  5. Step 5: Solve for x
    x = 14,138,514.04/3,606.03
  6. Step 6: Final answer
    x = 3,920.80

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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.