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Finding the Fourth Proportional to 3,883.94, 5,825.91 and 1,802.81

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Solution

The fourth proportional to 3,883.94, 5,825.91 and 1,802.81 is: 2,704.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.94 : 5,825.91 = 1,802.81 : x
  2. Step 2: Convert to fraction form
    3,883.94/5,825.91 = 1,802.81/x
  3. Step 3: Cross multiply
    3,883.94x = 5,825.91 × 1,802.81
  4. Step 4: Simplify right side
    3,883.94x = 10,503,008.81
  5. Step 5: Solve for x
    x = 10,503,008.81/3,883.94
  6. Step 6: Final answer
    x = 2,704.22

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1.5x scale

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.