Home / 3,334.39-5,005.08-1,486.78

Finding the Fourth Proportional to 3,334.39, 5,005.08 and 1,486.78

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Solution

The fourth proportional to 3,334.39, 5,005.08 and 1,486.78 is: 2,231.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.39 : 5,005.08 = 1,486.78 : x
  2. Step 2: Convert to fraction form
    3,334.39/5,005.08 = 1,486.78/x
  3. Step 3: Cross multiply
    3,334.39x = 5,005.08 × 1,486.78
  4. Step 4: Simplify right side
    3,334.39x = 7,441,452.84
  5. Step 5: Solve for x
    x = 7,441,452.84/3,334.39
  6. Step 6: Final answer
    x = 2,231.73

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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.