Home / 4,069.43-5,621.08-2,808.26

Finding the Fourth Proportional to 4,069.43, 5,621.08 and 2,808.26

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Solution

The fourth proportional to 4,069.43, 5,621.08 and 2,808.26 is: 3,879.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,069.43 : 5,621.08 = 2,808.26 : x
  2. Step 2: Convert to fraction form
    4,069.43/5,621.08 = 2,808.26/x
  3. Step 3: Cross multiply
    4,069.43x = 5,621.08 × 2,808.26
  4. Step 4: Simplify right side
    4,069.43x = 15,785,449.28
  5. Step 5: Solve for x
    x = 15,785,449.28/4,069.43
  6. Step 6: Final answer
    x = 3,879.03

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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.