Home / 3,231.70-4,849.05-1,010.86

Finding the Fourth Proportional to 3,231.70, 4,849.05 and 1,010.86

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Solution

The fourth proportional to 3,231.70, 4,849.05 and 1,010.86 is: 1,516.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.70 : 4,849.05 = 1,010.86 : x
  2. Step 2: Convert to fraction form
    3,231.70/4,849.05 = 1,010.86/x
  3. Step 3: Cross multiply
    3,231.70x = 4,849.05 × 1,010.86
  4. Step 4: Simplify right side
    3,231.70x = 4,901,710.68
  5. Step 5: Solve for x
    x = 4,901,710.68/3,231.70
  6. Step 6: Final answer
    x = 1,516.76

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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.