Home / 3,021.53-4,169.79-1,695.27

Finding the Fourth Proportional to 3,021.53, 4,169.79 and 1,695.27

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Solution

The fourth proportional to 3,021.53, 4,169.79 and 1,695.27 is: 2,339.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.53 : 4,169.79 = 1,695.27 : x
  2. Step 2: Convert to fraction form
    3,021.53/4,169.79 = 1,695.27/x
  3. Step 3: Cross multiply
    3,021.53x = 4,169.79 × 1,695.27
  4. Step 4: Simplify right side
    3,021.53x = 7,068,911.42
  5. Step 5: Solve for x
    x = 7,068,911.42/3,021.53
  6. Step 6: Final answer
    x = 2,339.51

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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.