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Finding the Fourth Proportional to 3,994.72, 5,992.07 and 1,802.86

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Solution

The fourth proportional to 3,994.72, 5,992.07 and 1,802.86 is: 2,704.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994.72 : 5,992.07 = 1,802.86 : x
  2. Step 2: Convert to fraction form
    3,994.72/5,992.07 = 1,802.86/x
  3. Step 3: Cross multiply
    3,994.72x = 5,992.07 × 1,802.86
  4. Step 4: Simplify right side
    3,994.72x = 10,802,863.32
  5. Step 5: Solve for x
    x = 10,802,863.32/3,994.72
  6. Step 6: Final answer
    x = 2,704.29

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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.