Home / 3,083.81-4,626.11-1,623.04

Finding the Fourth Proportional to 3,083.81, 4,626.11 and 1,623.04

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Solution

The fourth proportional to 3,083.81, 4,626.11 and 1,623.04 is: 2,434.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.81 : 4,626.11 = 1,623.04 : x
  2. Step 2: Convert to fraction form
    3,083.81/4,626.11 = 1,623.04/x
  3. Step 3: Cross multiply
    3,083.81x = 4,626.11 × 1,623.04
  4. Step 4: Simplify right side
    3,083.81x = 7,508,354.07
  5. Step 5: Solve for x
    x = 7,508,354.07/3,083.81
  6. Step 6: Final answer
    x = 2,434.77

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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.