Home / 3,021.44-4,169.61-1,677.06

Finding the Fourth Proportional to 3,021.44, 4,169.61 and 1,677.06

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Solution

The fourth proportional to 3,021.44, 4,169.61 and 1,677.06 is: 2,314.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.44 : 4,169.61 = 1,677.06 : x
  2. Step 2: Convert to fraction form
    3,021.44/4,169.61 = 1,677.06/x
  3. Step 3: Cross multiply
    3,021.44x = 4,169.61 × 1,677.06
  4. Step 4: Simplify right side
    3,021.44x = 6,992,686.15
  5. Step 5: Solve for x
    x = 6,992,686.15/3,021.44
  6. Step 6: Final answer
    x = 2,314.36

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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.