Home / 9,119.43-13,676.45-3,571.34

Finding the Fourth Proportional to 9,119.43, 13,676.45 and 3,571.34

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Solution

The fourth proportional to 9,119.43, 13,676.45 and 3,571.34 is: 5,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,119.43 : 13,676.45 = 3,571.34 : x
  2. Step 2: Convert to fraction form
    9,119.43/13,676.45 = 3,571.34/x
  3. Step 3: Cross multiply
    9,119.43x = 13,676.45 × 3,571.34
  4. Step 4: Simplify right side
    9,119.43x = 48,843,166.70
  5. Step 5: Solve for x
    x = 48,843,166.70/9,119.43
  6. Step 6: Final answer
    x = 5,355.95

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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.