Home / 4,958.24-7,439.46-2,491.76

Finding the Fourth Proportional to 4,958.24, 7,439.46 and 2,491.76

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Solution

The fourth proportional to 4,958.24, 7,439.46 and 2,491.76 is: 3,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.24 : 7,439.46 = 2,491.76 : x
  2. Step 2: Convert to fraction form
    4,958.24/7,439.46 = 2,491.76/x
  3. Step 3: Cross multiply
    4,958.24x = 7,439.46 × 2,491.76
  4. Step 4: Simplify right side
    4,958.24x = 18,537,348.85
  5. Step 5: Solve for x
    x = 18,537,348.85/4,958.24
  6. Step 6: Final answer
    x = 3,738.70

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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.