Home / 3,240.80-4,861.83-1,048.94

Finding the Fourth Proportional to 3,240.80, 4,861.83 and 1,048.94

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Solution

The fourth proportional to 3,240.80, 4,861.83 and 1,048.94 is: 1,573.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.80 : 4,861.83 = 1,048.94 : x
  2. Step 2: Convert to fraction form
    3,240.80/4,861.83 = 1,048.94/x
  3. Step 3: Cross multiply
    3,240.80x = 4,861.83 × 1,048.94
  4. Step 4: Simplify right side
    3,240.80x = 5,099,767.96
  5. Step 5: Solve for x
    x = 5,099,767.96/3,240.80
  6. Step 6: Final answer
    x = 1,573.61

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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.