Home / 3,461.88-5,195.61-1,819.41

Finding the Fourth Proportional to 3,461.88, 5,195.61 and 1,819.41

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Solution

The fourth proportional to 3,461.88, 5,195.61 and 1,819.41 is: 2,730.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.88 : 5,195.61 = 1,819.41 : x
  2. Step 2: Convert to fraction form
    3,461.88/5,195.61 = 1,819.41/x
  3. Step 3: Cross multiply
    3,461.88x = 5,195.61 × 1,819.41
  4. Step 4: Simplify right side
    3,461.88x = 9,452,944.79
  5. Step 5: Solve for x
    x = 9,452,944.79/3,461.88
  6. Step 6: Final answer
    x = 2,730.58

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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.