Home / 8,682.03-13,015.26-3,134.07

Finding the Fourth Proportional to 8,682.03, 13,015.26 and 3,134.07

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Solution

The fourth proportional to 8,682.03, 13,015.26 and 3,134.07 is: 4,698.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682.03 : 13,015.26 = 3,134.07 : x
  2. Step 2: Convert to fraction form
    8,682.03/13,015.26 = 3,134.07/x
  3. Step 3: Cross multiply
    8,682.03x = 13,015.26 × 3,134.07
  4. Step 4: Simplify right side
    8,682.03x = 40,790,735.91
  5. Step 5: Solve for x
    x = 40,790,735.91/8,682.03
  6. Step 6: Final answer
    x = 4,698.29

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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.