Home / 2,628.37-3,627.13-1,449.43

Finding the Fourth Proportional to 2,628.37, 3,627.13 and 1,449.43

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Solution

The fourth proportional to 2,628.37, 3,627.13 and 1,449.43 is: 2,000.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628.37 : 3,627.13 = 1,449.43 : x
  2. Step 2: Convert to fraction form
    2,628.37/3,627.13 = 1,449.43/x
  3. Step 3: Cross multiply
    2,628.37x = 3,627.13 × 1,449.43
  4. Step 4: Simplify right side
    2,628.37x = 5,257,271.04
  5. Step 5: Solve for x
    x = 5,257,271.04/2,628.37
  6. Step 6: Final answer
    x = 2,000.20

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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.