Home / 2,628.23-3,627.00-1,433.22

Finding the Fourth Proportional to 2,628.23, 3,627.00 and 1,433.22

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Solution

The fourth proportional to 2,628.23, 3,627.00 and 1,433.22 is: 1,977.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628.23 : 3,627.00 = 1,433.22 : x
  2. Step 2: Convert to fraction form
    2,628.23/3,627.00 = 1,433.22/x
  3. Step 3: Cross multiply
    2,628.23x = 3,627.00 × 1,433.22
  4. Step 4: Simplify right side
    2,628.23x = 5,198,263.64
  5. Step 5: Solve for x
    x = 5,198,263.64/2,628.23
  6. Step 6: Final answer
    x = 1,977.86

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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.