Home / 4,919.70-7,379.55-2,327.70

Finding the Fourth Proportional to 4,919.70, 7,379.55 and 2,327.70

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Solution

The fourth proportional to 4,919.70, 7,379.55 and 2,327.70 is: 3,491.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.70 : 7,379.55 = 2,327.70 : x
  2. Step 2: Convert to fraction form
    4,919.70/7,379.55 = 2,327.70/x
  3. Step 3: Cross multiply
    4,919.70x = 7,379.55 × 2,327.70
  4. Step 4: Simplify right side
    4,919.70x = 17,177,378.54
  5. Step 5: Solve for x
    x = 17,177,378.54/4,919.70
  6. Step 6: Final answer
    x = 3,491.55

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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.