Home / 5,072.19-6,998.43-2,948.07

Finding the Fourth Proportional to 5,072.19, 6,998.43 and 2,948.07

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Solution

The fourth proportional to 5,072.19, 6,998.43 and 2,948.07 is: 4,067.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.19 : 6,998.43 = 2,948.07 : x
  2. Step 2: Convert to fraction form
    5,072.19/6,998.43 = 2,948.07/x
  3. Step 3: Cross multiply
    5,072.19x = 6,998.43 × 2,948.07
  4. Step 4: Simplify right side
    5,072.19x = 20,631,861.53
  5. Step 5: Solve for x
    x = 20,631,861.53/5,072.19
  6. Step 6: Final answer
    x = 4,067.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.