Home / 8,021.46-12,025.44-3,637.74

Finding the Fourth Proportional to 8,021.46, 12,025.44 and 3,637.74

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Solution

The fourth proportional to 8,021.46, 12,025.44 and 3,637.74 is: 5,453.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.46 : 12,025.44 = 3,637.74 : x
  2. Step 2: Convert to fraction form
    8,021.46/12,025.44 = 3,637.74/x
  3. Step 3: Cross multiply
    8,021.46x = 12,025.44 × 3,637.74
  4. Step 4: Simplify right side
    8,021.46x = 43,745,424.11
  5. Step 5: Solve for x
    x = 43,745,424.11/8,021.46
  6. Step 6: Final answer
    x = 5,453.55

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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.