Home / 3,021.44-4,170.02-1,695.33

Finding the Fourth Proportional to 3,021.44, 4,170.02 and 1,695.33

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Solution

The fourth proportional to 3,021.44, 4,170.02 and 1,695.33 is: 2,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.44 : 4,170.02 = 1,695.33 : x
  2. Step 2: Convert to fraction form
    3,021.44/4,170.02 = 1,695.33/x
  3. Step 3: Cross multiply
    3,021.44x = 4,170.02 × 1,695.33
  4. Step 4: Simplify right side
    3,021.44x = 7,069,551.53
  5. Step 5: Solve for x
    x = 7,069,551.53/3,021.44
  6. Step 6: Final answer
    x = 2,339.80

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1.5x scale

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.