Home / 3,086.14-4,629.30-894.88

Finding the Fourth Proportional to 3,086.14, 4,629.30 and 894.88

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Solution

The fourth proportional to 3,086.14, 4,629.30 and 894.88 is: 1,342.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.14 : 4,629.30 = 894.88 : x
  2. Step 2: Convert to fraction form
    3,086.14/4,629.30 = 894.88/x
  3. Step 3: Cross multiply
    3,086.14x = 4,629.30 × 894.88
  4. Step 4: Simplify right side
    3,086.14x = 4,142,667.98
  5. Step 5: Solve for x
    x = 4,142,667.98/3,086.14
  6. Step 6: Final answer
    x = 1,342.35

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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.