Home / 7,072.88-10,603.56-2,966

Finding the Fourth Proportional to 7,072.88, 10,603.56 and 2,966

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Solution

The fourth proportional to 7,072.88, 10,603.56 and 2,966 is: 4,446.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,072.88 : 10,603.56 = 2,966 : x
  2. Step 2: Convert to fraction form
    7,072.88/10,603.56 = 2,966/x
  3. Step 3: Cross multiply
    7,072.88x = 10,603.56 × 2,966
  4. Step 4: Simplify right side
    7,072.88x = 31,450,158.96
  5. Step 5: Solve for x
    x = 31,450,158.96/7,072.88
  6. Step 6: Final answer
    x = 4,446.58

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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.