Home / 1,817.73-2,722.77-1,323.81

Finding the Fourth Proportional to 1,817.73, 2,722.77 and 1,323.81

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Solution

The fourth proportional to 1,817.73, 2,722.77 and 1,323.81 is: 1,982.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.73 : 2,722.77 = 1,323.81 : x
  2. Step 2: Convert to fraction form
    1,817.73/2,722.77 = 1,323.81/x
  3. Step 3: Cross multiply
    1,817.73x = 2,722.77 × 1,323.81
  4. Step 4: Simplify right side
    1,817.73x = 3,604,430.15
  5. Step 5: Solve for x
    x = 3,604,430.15/1,817.73
  6. Step 6: Final answer
    x = 1,982.93

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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.