Home / 5,072.52-7,002.03-4,540.47

Finding the Fourth Proportional to 5,072.52, 7,002.03 and 4,540.47

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Solution

The fourth proportional to 5,072.52, 7,002.03 and 4,540.47 is: 6,267.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.52 : 7,002.03 = 4,540.47 : x
  2. Step 2: Convert to fraction form
    5,072.52/7,002.03 = 4,540.47/x
  3. Step 3: Cross multiply
    5,072.52x = 7,002.03 × 4,540.47
  4. Step 4: Simplify right side
    5,072.52x = 31,792,472.14
  5. Step 5: Solve for x
    x = 31,792,472.14/5,072.52
  6. Step 6: Final answer
    x = 6,267.59

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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.