Home / 2,629.65-3,628.85-1,450.64

Finding the Fourth Proportional to 2,629.65, 3,628.85 and 1,450.64

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Solution

The fourth proportional to 2,629.65, 3,628.85 and 1,450.64 is: 2,001.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.65 : 3,628.85 = 1,450.64 : x
  2. Step 2: Convert to fraction form
    2,629.65/3,628.85 = 1,450.64/x
  3. Step 3: Cross multiply
    2,629.65x = 3,628.85 × 1,450.64
  4. Step 4: Simplify right side
    2,629.65x = 5,264,129.57
  5. Step 5: Solve for x
    x = 5,264,129.57/2,629.65
  6. Step 6: Final answer
    x = 2,001.84

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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.