Home / 3,021.52-4,169.72-1,695.24

Finding the Fourth Proportional to 3,021.52, 4,169.72 and 1,695.24

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Solution

The fourth proportional to 3,021.52, 4,169.72 and 1,695.24 is: 2,339.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.52 : 4,169.72 = 1,695.24 : x
  2. Step 2: Convert to fraction form
    3,021.52/4,169.72 = 1,695.24/x
  3. Step 3: Cross multiply
    3,021.52x = 4,169.72 × 1,695.24
  4. Step 4: Simplify right side
    3,021.52x = 7,068,676.13
  5. Step 5: Solve for x
    x = 7,068,676.13/3,021.52
  6. Step 6: Final answer
    x = 2,339.44

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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.