Home / 6,849.37-10,274.05-1,919.74

Finding the Fourth Proportional to 6,849.37, 10,274.05 and 1,919.74

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Solution

The fourth proportional to 6,849.37, 10,274.05 and 1,919.74 is: 2,879.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849.37 : 10,274.05 = 1,919.74 : x
  2. Step 2: Convert to fraction form
    6,849.37/10,274.05 = 1,919.74/x
  3. Step 3: Cross multiply
    6,849.37x = 10,274.05 × 1,919.74
  4. Step 4: Simplify right side
    6,849.37x = 19,723,504.75
  5. Step 5: Solve for x
    x = 19,723,504.75/6,849.37
  6. Step 6: Final answer
    x = 2,879.61

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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.