Home / 1,900.26-2,848.96-1,282.23

Finding the Fourth Proportional to 1,900.26, 2,848.96 and 1,282.23

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Solution

The fourth proportional to 1,900.26, 2,848.96 and 1,282.23 is: 1,922.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900.26 : 2,848.96 = 1,282.23 : x
  2. Step 2: Convert to fraction form
    1,900.26/2,848.96 = 1,282.23/x
  3. Step 3: Cross multiply
    1,900.26x = 2,848.96 × 1,282.23
  4. Step 4: Simplify right side
    1,900.26x = 3,653,021.98
  5. Step 5: Solve for x
    x = 3,653,021.98/1,900.26
  6. Step 6: Final answer
    x = 1,922.38

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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.