Home / 3,628.53-5,004.99-2,841.21

Finding the Fourth Proportional to 3,628.53, 5,004.99 and 2,841.21

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Solution

The fourth proportional to 3,628.53, 5,004.99 and 2,841.21 is: 3,919.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.53 : 5,004.99 = 2,841.21 : x
  2. Step 2: Convert to fraction form
    3,628.53/5,004.99 = 2,841.21/x
  3. Step 3: Cross multiply
    3,628.53x = 5,004.99 × 2,841.21
  4. Step 4: Simplify right side
    3,628.53x = 14,220,227.64
  5. Step 5: Solve for x
    x = 14,220,227.64/3,628.53
  6. Step 6: Final answer
    x = 3,919.01

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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.