Home / 4,174.08-5,760.16-2,311.04

Finding the Fourth Proportional to 4,174.08, 5,760.16 and 2,311.04

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Solution

The fourth proportional to 4,174.08, 5,760.16 and 2,311.04 is: 3,189.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.08 : 5,760.16 = 2,311.04 : x
  2. Step 2: Convert to fraction form
    4,174.08/5,760.16 = 2,311.04/x
  3. Step 3: Cross multiply
    4,174.08x = 5,760.16 × 2,311.04
  4. Step 4: Simplify right side
    4,174.08x = 13,311,960.17
  5. Step 5: Solve for x
    x = 13,311,960.17/4,174.08
  6. Step 6: Final answer
    x = 3,189.20

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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.