Home / 2,319.85-3,202.37-1,480.60

Finding the Fourth Proportional to 2,319.85, 3,202.37 and 1,480.60

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Solution

The fourth proportional to 2,319.85, 3,202.37 and 1,480.60 is: 2,043.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319.85 : 3,202.37 = 1,480.60 : x
  2. Step 2: Convert to fraction form
    2,319.85/3,202.37 = 1,480.60/x
  3. Step 3: Cross multiply
    2,319.85x = 3,202.37 × 1,480.60
  4. Step 4: Simplify right side
    2,319.85x = 4,741,429.02
  5. Step 5: Solve for x
    x = 4,741,429.02/2,319.85
  6. Step 6: Final answer
    x = 2,043.85

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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.