Home / 3,814.09-5,723.55-1,622.81

Finding the Fourth Proportional to 3,814.09, 5,723.55 and 1,622.81

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Solution

The fourth proportional to 3,814.09, 5,723.55 and 1,622.81 is: 2,435.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814.09 : 5,723.55 = 1,622.81 : x
  2. Step 2: Convert to fraction form
    3,814.09/5,723.55 = 1,622.81/x
  3. Step 3: Cross multiply
    3,814.09x = 5,723.55 × 1,622.81
  4. Step 4: Simplify right side
    3,814.09x = 9,288,248.48
  5. Step 5: Solve for x
    x = 9,288,248.48/3,814.09
  6. Step 6: Final answer
    x = 2,435.25

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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.