Home / 3,946.11-5,916.42-1,996.98

Finding the Fourth Proportional to 3,946.11, 5,916.42 and 1,996.98

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Solution

The fourth proportional to 3,946.11, 5,916.42 and 1,996.98 is: 2,994.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.11 : 5,916.42 = 1,996.98 : x
  2. Step 2: Convert to fraction form
    3,946.11/5,916.42 = 1,996.98/x
  3. Step 3: Cross multiply
    3,946.11x = 5,916.42 × 1,996.98
  4. Step 4: Simplify right side
    3,946.11x = 11,814,972.41
  5. Step 5: Solve for x
    x = 11,814,972.41/3,946.11
  6. Step 6: Final answer
    x = 2,994.08

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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.