Home / 3,629.52-5,453.40-2,313.86

Finding the Fourth Proportional to 3,629.52, 5,453.40 and 2,313.86

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Solution

The fourth proportional to 3,629.52, 5,453.40 and 2,313.86 is: 3,476.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.52 : 5,453.40 = 2,313.86 : x
  2. Step 2: Convert to fraction form
    3,629.52/5,453.40 = 2,313.86/x
  3. Step 3: Cross multiply
    3,629.52x = 5,453.40 × 2,313.86
  4. Step 4: Simplify right side
    3,629.52x = 12,618,404.12
  5. Step 5: Solve for x
    x = 12,618,404.12/3,629.52
  6. Step 6: Final answer
    x = 3,476.60

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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.