Home / 6,301.31-9,453.41-1,919.11

Finding the Fourth Proportional to 6,301.31, 9,453.41 and 1,919.11

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Solution

The fourth proportional to 6,301.31, 9,453.41 and 1,919.11 is: 2,879.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,301.31 : 9,453.41 = 1,919.11 : x
  2. Step 2: Convert to fraction form
    6,301.31/9,453.41 = 1,919.11/x
  3. Step 3: Cross multiply
    6,301.31x = 9,453.41 × 1,919.11
  4. Step 4: Simplify right side
    6,301.31x = 18,142,147.70
  5. Step 5: Solve for x
    x = 18,142,147.70/6,301.31
  6. Step 6: Final answer
    x = 2,879.11

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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.