Home / 3,021.24-4,169.48-1,695.13

Finding the Fourth Proportional to 3,021.24, 4,169.48 and 1,695.13

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Solution

The fourth proportional to 3,021.24, 4,169.48 and 1,695.13 is: 2,339.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.24 : 4,169.48 = 1,695.13 : x
  2. Step 2: Convert to fraction form
    3,021.24/4,169.48 = 1,695.13/x
  3. Step 3: Cross multiply
    3,021.24x = 4,169.48 × 1,695.13
  4. Step 4: Simplify right side
    3,021.24x = 7,067,815.19
  5. Step 5: Solve for x
    x = 7,067,815.19/3,021.24
  6. Step 6: Final answer
    x = 2,339.38

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Half scale
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Double scale
Find fourth proportional to 3,022.24, 4,170.86 and 1,696.13
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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.