Home / 2,965.75-4,442.47-1,729.41

Finding the Fourth Proportional to 2,965.75, 4,442.47 and 1,729.41

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Solution

The fourth proportional to 2,965.75, 4,442.47 and 1,729.41 is: 2,590.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.75 : 4,442.47 = 1,729.41 : x
  2. Step 2: Convert to fraction form
    2,965.75/4,442.47 = 1,729.41/x
  3. Step 3: Cross multiply
    2,965.75x = 4,442.47 × 1,729.41
  4. Step 4: Simplify right side
    2,965.75x = 7,682,852.04
  5. Step 5: Solve for x
    x = 7,682,852.04/2,965.75
  6. Step 6: Final answer
    x = 2,590.53

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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.