Home / 2,319.36-3,201.60-1,793.28

Finding the Fourth Proportional to 2,319.36, 3,201.60 and 1,793.28

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Solution

The fourth proportional to 2,319.36, 3,201.60 and 1,793.28 is: 2,475.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319.36 : 3,201.60 = 1,793.28 : x
  2. Step 2: Convert to fraction form
    2,319.36/3,201.60 = 1,793.28/x
  3. Step 3: Cross multiply
    2,319.36x = 3,201.60 × 1,793.28
  4. Step 4: Simplify right side
    2,319.36x = 5,741,365.25
  5. Step 5: Solve for x
    x = 5,741,365.25/2,319.36
  6. Step 6: Final answer
    x = 2,475.41

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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.