Home / 3,055.86-4,220.56-2,059.42

Finding the Fourth Proportional to 3,055.86, 4,220.56 and 2,059.42

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Solution

The fourth proportional to 3,055.86, 4,220.56 and 2,059.42 is: 2,844.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.86 : 4,220.56 = 2,059.42 : x
  2. Step 2: Convert to fraction form
    3,055.86/4,220.56 = 2,059.42/x
  3. Step 3: Cross multiply
    3,055.86x = 4,220.56 × 2,059.42
  4. Step 4: Simplify right side
    3,055.86x = 8,691,905.68
  5. Step 5: Solve for x
    x = 8,691,905.68/3,055.86
  6. Step 6: Final answer
    x = 2,844.34

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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.