Home / 1,910.33-2,860.02-1,174.95

Finding the Fourth Proportional to 1,910.33, 2,860.02 and 1,174.95

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Solution

The fourth proportional to 1,910.33, 2,860.02 and 1,174.95 is: 1,759.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910.33 : 2,860.02 = 1,174.95 : x
  2. Step 2: Convert to fraction form
    1,910.33/2,860.02 = 1,174.95/x
  3. Step 3: Cross multiply
    1,910.33x = 2,860.02 × 1,174.95
  4. Step 4: Simplify right side
    1,910.33x = 3,360,380.50
  5. Step 5: Solve for x
    x = 3,360,380.50/1,910.33
  6. Step 6: Final answer
    x = 1,759.06

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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.