Home / 12,334.36-18,502.44-3,902.80

Finding the Fourth Proportional to 12,334.36, 18,502.44 and 3,902.80

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Solution

The fourth proportional to 12,334.36, 18,502.44 and 3,902.80 is: 5,854.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,334.36 : 18,502.44 = 3,902.80 : x
  2. Step 2: Convert to fraction form
    12,334.36/18,502.44 = 3,902.80/x
  3. Step 3: Cross multiply
    12,334.36x = 18,502.44 × 3,902.80
  4. Step 4: Simplify right side
    12,334.36x = 72,211,322.83
  5. Step 5: Solve for x
    x = 72,211,322.83/12,334.36
  6. Step 6: Final answer
    x = 5,854.48

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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.