Home / 8,070.21-12,104.85-3,626.73

Finding the Fourth Proportional to 8,070.21, 12,104.85 and 3,626.73

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Solution

The fourth proportional to 8,070.21, 12,104.85 and 3,626.73 is: 5,439.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070.21 : 12,104.85 = 3,626.73 : x
  2. Step 2: Convert to fraction form
    8,070.21/12,104.85 = 3,626.73/x
  3. Step 3: Cross multiply
    8,070.21x = 12,104.85 × 3,626.73
  4. Step 4: Simplify right side
    8,070.21x = 43,901,004.51
  5. Step 5: Solve for x
    x = 43,901,004.51/8,070.21
  6. Step 6: Final answer
    x = 5,439.88

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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.