Home / 3,946.34-5,919.51-3,705.77

Finding the Fourth Proportional to 3,946.34, 5,919.51 and 3,705.77

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Solution

The fourth proportional to 3,946.34, 5,919.51 and 3,705.77 is: 5,558.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.34 : 5,919.51 = 3,705.77 : x
  2. Step 2: Convert to fraction form
    3,946.34/5,919.51 = 3,705.77/x
  3. Step 3: Cross multiply
    3,946.34x = 5,919.51 × 3,705.77
  4. Step 4: Simplify right side
    3,946.34x = 21,936,312.98
  5. Step 5: Solve for x
    x = 21,936,312.98/3,946.34
  6. Step 6: Final answer
    x = 5,558.65

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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.