Home / 6,830.21-10,243.38-1,898.73

Finding the Fourth Proportional to 6,830.21, 10,243.38 and 1,898.73

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Solution

The fourth proportional to 6,830.21, 10,243.38 and 1,898.73 is: 2,847.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,830.21 : 10,243.38 = 1,898.73 : x
  2. Step 2: Convert to fraction form
    6,830.21/10,243.38 = 1,898.73/x
  3. Step 3: Cross multiply
    6,830.21x = 10,243.38 × 1,898.73
  4. Step 4: Simplify right side
    6,830.21x = 19,449,412.91
  5. Step 5: Solve for x
    x = 19,449,412.91/6,830.21
  6. Step 6: Final answer
    x = 2,847.56

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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.