Home / 3,743.58-5,615.65-2,183.74

Finding the Fourth Proportional to 3,743.58, 5,615.65 and 2,183.74

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Solution

The fourth proportional to 3,743.58, 5,615.65 and 2,183.74 is: 3,275.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.58 : 5,615.65 = 2,183.74 : x
  2. Step 2: Convert to fraction form
    3,743.58/5,615.65 = 2,183.74/x
  3. Step 3: Cross multiply
    3,743.58x = 5,615.65 × 2,183.74
  4. Step 4: Simplify right side
    3,743.58x = 12,263,091.45
  5. Step 5: Solve for x
    x = 12,263,091.45/3,743.58
  6. Step 6: Final answer
    x = 3,275.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.