Home / 2,628.48-3,627.33-1,449.54

Finding the Fourth Proportional to 2,628.48, 3,627.33 and 1,449.54

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Solution

The fourth proportional to 2,628.48, 3,627.33 and 1,449.54 is: 2,000.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628.48 : 3,627.33 = 1,449.54 : x
  2. Step 2: Convert to fraction form
    2,628.48/3,627.33 = 1,449.54/x
  3. Step 3: Cross multiply
    2,628.48x = 3,627.33 × 1,449.54
  4. Step 4: Simplify right side
    2,628.48x = 5,257,959.93
  5. Step 5: Solve for x
    x = 5,257,959.93/2,628.48
  6. Step 6: Final answer
    x = 2,000.38

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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.