Home / 2,628.07-3,626.75-1,449.14

Finding the Fourth Proportional to 2,628.07, 3,626.75 and 1,449.14

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Solution

The fourth proportional to 2,628.07, 3,626.75 and 1,449.14 is: 1,999.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628.07 : 3,626.75 = 1,449.14 : x
  2. Step 2: Convert to fraction form
    2,628.07/3,626.75 = 1,449.14/x
  3. Step 3: Cross multiply
    2,628.07x = 3,626.75 × 1,449.14
  4. Step 4: Simplify right side
    2,628.07x = 5,255,670.31
  5. Step 5: Solve for x
    x = 5,255,670.31/2,628.07
  6. Step 6: Final answer
    x = 1,999.82

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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.