Home / 4,174.65-5,760.81-2,406.15

Finding the Fourth Proportional to 4,174.65, 5,760.81 and 2,406.15

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Solution

The fourth proportional to 4,174.65, 5,760.81 and 2,406.15 is: 3,320.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.65 : 5,760.81 = 2,406.15 : x
  2. Step 2: Convert to fraction form
    4,174.65/5,760.81 = 2,406.15/x
  3. Step 3: Cross multiply
    4,174.65x = 5,760.81 × 2,406.15
  4. Step 4: Simplify right side
    4,174.65x = 13,861,372.98
  5. Step 5: Solve for x
    x = 13,861,372.98/4,174.65
  6. Step 6: Final answer
    x = 3,320.37

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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.