Home / 3,350.22-4,622.72-1,933.74

Finding the Fourth Proportional to 3,350.22, 4,622.72 and 1,933.74

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Solution

The fourth proportional to 3,350.22, 4,622.72 and 1,933.74 is: 2,668.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.22 : 4,622.72 = 1,933.74 : x
  2. Step 2: Convert to fraction form
    3,350.22/4,622.72 = 1,933.74/x
  3. Step 3: Cross multiply
    3,350.22x = 4,622.72 × 1,933.74
  4. Step 4: Simplify right side
    3,350.22x = 8,939,128.90
  5. Step 5: Solve for x
    x = 8,939,128.90/3,350.22
  6. Step 6: Final answer
    x = 2,668.22

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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.