Home / 3,576.99-4,936.55-1,984.14

Finding the Fourth Proportional to 3,576.99, 4,936.55 and 1,984.14

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Solution

The fourth proportional to 3,576.99, 4,936.55 and 1,984.14 is: 2,738.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.99 : 4,936.55 = 1,984.14 : x
  2. Step 2: Convert to fraction form
    3,576.99/4,936.55 = 1,984.14/x
  3. Step 3: Cross multiply
    3,576.99x = 4,936.55 × 1,984.14
  4. Step 4: Simplify right side
    3,576.99x = 9,794,782.51
  5. Step 5: Solve for x
    x = 9,794,782.51/3,576.99
  6. Step 6: Final answer
    x = 2,738.28

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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.