Home / 1,834.96-2,531.37-1,205.23

Finding the Fourth Proportional to 1,834.96, 2,531.37 and 1,205.23

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Solution

The fourth proportional to 1,834.96, 2,531.37 and 1,205.23 is: 1,662.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834.96 : 2,531.37 = 1,205.23 : x
  2. Step 2: Convert to fraction form
    1,834.96/2,531.37 = 1,205.23/x
  3. Step 3: Cross multiply
    1,834.96x = 2,531.37 × 1,205.23
  4. Step 4: Simplify right side
    1,834.96x = 3,050,883.07
  5. Step 5: Solve for x
    x = 3,050,883.07/1,834.96
  6. Step 6: Final answer
    x = 1,662.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.