Home / 4,039.50-5,576.94-2,644.68

Finding the Fourth Proportional to 4,039.50, 5,576.94 and 2,644.68

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Solution

The fourth proportional to 4,039.50, 5,576.94 and 2,644.68 is: 3,651.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.50 : 5,576.94 = 2,644.68 : x
  2. Step 2: Convert to fraction form
    4,039.50/5,576.94 = 2,644.68/x
  3. Step 3: Cross multiply
    4,039.50x = 5,576.94 × 2,644.68
  4. Step 4: Simplify right side
    4,039.50x = 14,749,221.68
  5. Step 5: Solve for x
    x = 14,749,221.68/4,039.50
  6. Step 6: Final answer
    x = 3,651.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.