Home / 4,255.89-6,383.84-1,334.42

Finding the Fourth Proportional to 4,255.89, 6,383.84 and 1,334.42

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Solution

The fourth proportional to 4,255.89, 6,383.84 and 1,334.42 is: 2,001.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.89 : 6,383.84 = 1,334.42 : x
  2. Step 2: Convert to fraction form
    4,255.89/6,383.84 = 1,334.42/x
  3. Step 3: Cross multiply
    4,255.89x = 6,383.84 × 1,334.42
  4. Step 4: Simplify right side
    4,255.89x = 8,518,717.10
  5. Step 5: Solve for x
    x = 8,518,717.10/4,255.89
  6. Step 6: Final answer
    x = 2,001.63

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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.