Home / 2,798.14-4,200.13-2,735.39

Finding the Fourth Proportional to 2,798.14, 4,200.13 and 2,735.39

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Solution

The fourth proportional to 2,798.14, 4,200.13 and 2,735.39 is: 4,105.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798.14 : 4,200.13 = 2,735.39 : x
  2. Step 2: Convert to fraction form
    2,798.14/4,200.13 = 2,735.39/x
  3. Step 3: Cross multiply
    2,798.14x = 4,200.13 × 2,735.39
  4. Step 4: Simplify right side
    2,798.14x = 11,488,993.60
  5. Step 5: Solve for x
    x = 11,488,993.60/2,798.14
  6. Step 6: Final answer
    x = 4,105.94

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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.