Home / 3,235.74-4,850.70-1,289.28

Finding the Fourth Proportional to 3,235.74, 4,850.70 and 1,289.28

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Solution

The fourth proportional to 3,235.74, 4,850.70 and 1,289.28 is: 1,932.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.74 : 4,850.70 = 1,289.28 : x
  2. Step 2: Convert to fraction form
    3,235.74/4,850.70 = 1,289.28/x
  3. Step 3: Cross multiply
    3,235.74x = 4,850.70 × 1,289.28
  4. Step 4: Simplify right side
    3,235.74x = 6,253,910.50
  5. Step 5: Solve for x
    x = 6,253,910.50/3,235.74
  6. Step 6: Final answer
    x = 1,932.76

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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.