Home / 2,783.16-4,176.36-2,194.56

Finding the Fourth Proportional to 2,783.16, 4,176.36 and 2,194.56

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Solution

The fourth proportional to 2,783.16, 4,176.36 and 2,194.56 is: 3,293.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783.16 : 4,176.36 = 2,194.56 : x
  2. Step 2: Convert to fraction form
    2,783.16/4,176.36 = 2,194.56/x
  3. Step 3: Cross multiply
    2,783.16x = 4,176.36 × 2,194.56
  4. Step 4: Simplify right side
    2,783.16x = 9,165,272.60
  5. Step 5: Solve for x
    x = 9,165,272.60/2,783.16
  6. Step 6: Final answer
    x = 3,293.12

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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.