Home / 3,682.22-5,510.36-2,809.58

Finding the Fourth Proportional to 3,682.22, 5,510.36 and 2,809.58

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Solution

The fourth proportional to 3,682.22, 5,510.36 and 2,809.58 is: 4,204.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.22 : 5,510.36 = 2,809.58 : x
  2. Step 2: Convert to fraction form
    3,682.22/5,510.36 = 2,809.58/x
  3. Step 3: Cross multiply
    3,682.22x = 5,510.36 × 2,809.58
  4. Step 4: Simplify right side
    3,682.22x = 15,481,797.25
  5. Step 5: Solve for x
    x = 15,481,797.25/3,682.22
  6. Step 6: Final answer
    x = 4,204.47

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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.