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Finding the Fourth Proportional to 2,080.48, 3,104.48 and 1,896.48

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Solution

The fourth proportional to 2,080.48, 3,104.48 and 1,896.48 is: 2,829.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080.48 : 3,104.48 = 1,896.48 : x
  2. Step 2: Convert to fraction form
    2,080.48/3,104.48 = 1,896.48/x
  3. Step 3: Cross multiply
    2,080.48x = 3,104.48 × 1,896.48
  4. Step 4: Simplify right side
    2,080.48x = 5,887,584.23
  5. Step 5: Solve for x
    x = 5,887,584.23/2,080.48
  6. Step 6: Final answer
    x = 2,829.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.