Home / 8,414.92-12,628.86-3,801.16

Finding the Fourth Proportional to 8,414.92, 12,628.86 and 3,801.16

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Solution

The fourth proportional to 8,414.92, 12,628.86 and 3,801.16 is: 5,704.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,414.92 : 12,628.86 = 3,801.16 : x
  2. Step 2: Convert to fraction form
    8,414.92/12,628.86 = 3,801.16/x
  3. Step 3: Cross multiply
    8,414.92x = 12,628.86 × 3,801.16
  4. Step 4: Simplify right side
    8,414.92x = 48,004,317.48
  5. Step 5: Solve for x
    x = 48,004,317.48/8,414.92
  6. Step 6: Final answer
    x = 5,704.67

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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.