Home / 4,174.08-5,760.32-2,311.36

Finding the Fourth Proportional to 4,174.08, 5,760.32 and 2,311.36

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Solution

The fourth proportional to 4,174.08, 5,760.32 and 2,311.36 is: 3,189.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.08 : 5,760.32 = 2,311.36 : x
  2. Step 2: Convert to fraction form
    4,174.08/5,760.32 = 2,311.36/x
  3. Step 3: Cross multiply
    4,174.08x = 5,760.32 × 2,311.36
  4. Step 4: Simplify right side
    4,174.08x = 13,314,173.24
  5. Step 5: Solve for x
    x = 13,314,173.24/4,174.08
  6. Step 6: Final answer
    x = 3,189.73

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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.