Home / 4,174.30-5,760.20-2,406.05

Finding the Fourth Proportional to 4,174.30, 5,760.20 and 2,406.05

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Solution

The fourth proportional to 4,174.30, 5,760.20 and 2,406.05 is: 3,320.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.30 : 5,760.20 = 2,406.05 : x
  2. Step 2: Convert to fraction form
    4,174.30/5,760.20 = 2,406.05/x
  3. Step 3: Cross multiply
    4,174.30x = 5,760.20 × 2,406.05
  4. Step 4: Simplify right side
    4,174.30x = 13,859,329.21
  5. Step 5: Solve for x
    x = 13,859,329.21/4,174.30
  6. Step 6: Final answer
    x = 3,320.16

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Half scale
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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.