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Finding the Fourth Proportional to 3,994.02, 5,988.24 and 1,771.77

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Solution

The fourth proportional to 3,994.02, 5,988.24 and 1,771.77 is: 2,656.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994.02 : 5,988.24 = 1,771.77 : x
  2. Step 2: Convert to fraction form
    3,994.02/5,988.24 = 1,771.77/x
  3. Step 3: Cross multiply
    3,994.02x = 5,988.24 × 1,771.77
  4. Step 4: Simplify right side
    3,994.02x = 10,609,783.98
  5. Step 5: Solve for x
    x = 10,609,783.98/3,994.02
  6. Step 6: Final answer
    x = 2,656.42

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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.