Home / 2,629.49-3,628.62-1,450.55

Finding the Fourth Proportional to 2,629.49, 3,628.62 and 1,450.55

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Solution

The fourth proportional to 2,629.49, 3,628.62 and 1,450.55 is: 2,001.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.49 : 3,628.62 = 1,450.55 : x
  2. Step 2: Convert to fraction form
    2,629.49/3,628.62 = 1,450.55/x
  3. Step 3: Cross multiply
    2,629.49x = 3,628.62 × 1,450.55
  4. Step 4: Simplify right side
    2,629.49x = 5,263,503.81
  5. Step 5: Solve for x
    x = 5,263,503.81/2,629.49
  6. Step 6: Final answer
    x = 2,001.72

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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.