Home / 4,174.29-5,760.68-2,405.89

Finding the Fourth Proportional to 4,174.29, 5,760.68 and 2,405.89

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Solution

The fourth proportional to 4,174.29, 5,760.68 and 2,405.89 is: 3,320.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.29 : 5,760.68 = 2,405.89 : x
  2. Step 2: Convert to fraction form
    4,174.29/5,760.68 = 2,405.89/x
  3. Step 3: Cross multiply
    4,174.29x = 5,760.68 × 2,405.89
  4. Step 4: Simplify right side
    4,174.29x = 13,859,562.41
  5. Step 5: Solve for x
    x = 13,859,562.41/4,174.29
  6. Step 6: Final answer
    x = 3,320.22

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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.