Home / 1,830.14-2,729.32-1,766.36

Finding the Fourth Proportional to 1,830.14, 2,729.32 and 1,766.36

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Solution

The fourth proportional to 1,830.14, 2,729.32 and 1,766.36 is: 2,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830.14 : 2,729.32 = 1,766.36 : x
  2. Step 2: Convert to fraction form
    1,830.14/2,729.32 = 1,766.36/x
  3. Step 3: Cross multiply
    1,830.14x = 2,729.32 × 1,766.36
  4. Step 4: Simplify right side
    1,830.14x = 4,820,961.68
  5. Step 5: Solve for x
    x = 4,820,961.68/1,830.14
  6. Step 6: Final answer
    x = 2,634.20

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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.