Home / 3,174.72-4,379.76-2,244.48

Finding the Fourth Proportional to 3,174.72, 4,379.76 and 2,244.48

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Solution

The fourth proportional to 3,174.72, 4,379.76 and 2,244.48 is: 3,096.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174.72 : 4,379.76 = 2,244.48 : x
  2. Step 2: Convert to fraction form
    3,174.72/4,379.76 = 2,244.48/x
  3. Step 3: Cross multiply
    3,174.72x = 4,379.76 × 2,244.48
  4. Step 4: Simplify right side
    3,174.72x = 9,830,283.72
  5. Step 5: Solve for x
    x = 9,830,283.72/3,174.72
  6. Step 6: Final answer
    x = 3,096.43

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1.5x scale

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.