Home / 3,022.07-4,170.22-1,695.49

Finding the Fourth Proportional to 3,022.07, 4,170.22 and 1,695.49

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Solution

The fourth proportional to 3,022.07, 4,170.22 and 1,695.49 is: 2,339.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.07 : 4,170.22 = 1,695.49 : x
  2. Step 2: Convert to fraction form
    3,022.07/4,170.22 = 1,695.49/x
  3. Step 3: Cross multiply
    3,022.07x = 4,170.22 × 1,695.49
  4. Step 4: Simplify right side
    3,022.07x = 7,070,566.31
  5. Step 5: Solve for x
    x = 7,070,566.31/3,022.07
  6. Step 6: Final answer
    x = 2,339.64

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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.