Home / 12,256.04-18,383.03-3,933.80

Finding the Fourth Proportional to 12,256.04, 18,383.03 and 3,933.80

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Solution

The fourth proportional to 12,256.04, 18,383.03 and 3,933.80 is: 5,900.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256.04 : 18,383.03 = 3,933.80 : x
  2. Step 2: Convert to fraction form
    12,256.04/18,383.03 = 3,933.80/x
  3. Step 3: Cross multiply
    12,256.04x = 18,383.03 × 3,933.80
  4. Step 4: Simplify right side
    12,256.04x = 72,315,163.41
  5. Step 5: Solve for x
    x = 72,315,163.41/12,256.04
  6. Step 6: Final answer
    x = 5,900.37

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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.