Home / 3,461.67-5,194.32-2,077.79

Finding the Fourth Proportional to 3,461.67, 5,194.32 and 2,077.79

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Solution

The fourth proportional to 3,461.67, 5,194.32 and 2,077.79 is: 3,117.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.67 : 5,194.32 = 2,077.79 : x
  2. Step 2: Convert to fraction form
    3,461.67/5,194.32 = 2,077.79/x
  3. Step 3: Cross multiply
    3,461.67x = 5,194.32 × 2,077.79
  4. Step 4: Simplify right side
    3,461.67x = 10,792,706.15
  5. Step 5: Solve for x
    x = 10,792,706.15/3,461.67
  6. Step 6: Final answer
    x = 3,117.77

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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.