Home / 4,718.86-7,072.15-1,942.37

Finding the Fourth Proportional to 4,718.86, 7,072.15 and 1,942.37

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Solution

The fourth proportional to 4,718.86, 7,072.15 and 1,942.37 is: 2,911.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.86 : 7,072.15 = 1,942.37 : x
  2. Step 2: Convert to fraction form
    4,718.86/7,072.15 = 1,942.37/x
  3. Step 3: Cross multiply
    4,718.86x = 7,072.15 × 1,942.37
  4. Step 4: Simplify right side
    4,718.86x = 13,736,732.00
  5. Step 5: Solve for x
    x = 13,736,732.00/4,718.86
  6. Step 6: Final answer
    x = 2,911.03

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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.