Home / 2,628.03-3,628.37-1,634.66

Finding the Fourth Proportional to 2,628.03, 3,628.37 and 1,634.66

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Solution

The fourth proportional to 2,628.03, 3,628.37 and 1,634.66 is: 2,256.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628.03 : 3,628.37 = 1,634.66 : x
  2. Step 2: Convert to fraction form
    2,628.03/3,628.37 = 1,634.66/x
  3. Step 3: Cross multiply
    2,628.03x = 3,628.37 × 1,634.66
  4. Step 4: Simplify right side
    2,628.03x = 5,931,151.30
  5. Step 5: Solve for x
    x = 5,931,151.30/2,628.03
  6. Step 6: Final answer
    x = 2,256.88

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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.