Home / 4,970.72-7,454.48-2,197.33

Finding the Fourth Proportional to 4,970.72, 7,454.48 and 2,197.33

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Solution

The fourth proportional to 4,970.72, 7,454.48 and 2,197.33 is: 3,295.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.72 : 7,454.48 = 2,197.33 : x
  2. Step 2: Convert to fraction form
    4,970.72/7,454.48 = 2,197.33/x
  3. Step 3: Cross multiply
    4,970.72x = 7,454.48 × 2,197.33
  4. Step 4: Simplify right side
    4,970.72x = 16,379,939.40
  5. Step 5: Solve for x
    x = 16,379,939.40/4,970.72
  6. Step 6: Final answer
    x = 3,295.28

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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.