Home / 3,664.69-5,492.91-1,817.13

Finding the Fourth Proportional to 3,664.69, 5,492.91 and 1,817.13

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Solution

The fourth proportional to 3,664.69, 5,492.91 and 1,817.13 is: 2,723.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.69 : 5,492.91 = 1,817.13 : x
  2. Step 2: Convert to fraction form
    3,664.69/5,492.91 = 1,817.13/x
  3. Step 3: Cross multiply
    3,664.69x = 5,492.91 × 1,817.13
  4. Step 4: Simplify right side
    3,664.69x = 9,981,358.96
  5. Step 5: Solve for x
    x = 9,981,358.96/3,664.69
  6. Step 6: Final answer
    x = 2,723.65

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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.