Home / 3,513.20-4,850.16-2,628.68

Finding the Fourth Proportional to 3,513.20, 4,850.16 and 2,628.68

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Solution

The fourth proportional to 3,513.20, 4,850.16 and 2,628.68 is: 3,629.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.20 : 4,850.16 = 2,628.68 : x
  2. Step 2: Convert to fraction form
    3,513.20/4,850.16 = 2,628.68/x
  3. Step 3: Cross multiply
    3,513.20x = 4,850.16 × 2,628.68
  4. Step 4: Simplify right side
    3,513.20x = 12,749,518.59
  5. Step 5: Solve for x
    x = 12,749,518.59/3,513.20
  6. Step 6: Final answer
    x = 3,629.03

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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.