Home / 4,049.20-6,074.70-3,174.40

Finding the Fourth Proportional to 4,049.20, 6,074.70 and 3,174.40

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Solution

The fourth proportional to 4,049.20, 6,074.70 and 3,174.40 is: 4,762.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,049.20 : 6,074.70 = 3,174.40 : x
  2. Step 2: Convert to fraction form
    4,049.20/6,074.70 = 3,174.40/x
  3. Step 3: Cross multiply
    4,049.20x = 6,074.70 × 3,174.40
  4. Step 4: Simplify right side
    4,049.20x = 19,283,527.68
  5. Step 5: Solve for x
    x = 19,283,527.68/4,049.20
  6. Step 6: Final answer
    x = 4,762.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.