Home / 4,872.24-7,293.26-3,940.02

Finding the Fourth Proportional to 4,872.24, 7,293.26 and 3,940.02

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Solution

The fourth proportional to 4,872.24, 7,293.26 and 3,940.02 is: 5,897.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.24 : 7,293.26 = 3,940.02 : x
  2. Step 2: Convert to fraction form
    4,872.24/7,293.26 = 3,940.02/x
  3. Step 3: Cross multiply
    4,872.24x = 7,293.26 × 3,940.02
  4. Step 4: Simplify right side
    4,872.24x = 28,735,590.27
  5. Step 5: Solve for x
    x = 28,735,590.27/4,872.24
  6. Step 6: Final answer
    x = 5,897.82

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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.