Home / 1,634.03-2,256.10-1,255.29

Finding the Fourth Proportional to 1,634.03, 2,256.10 and 1,255.29

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Solution

The fourth proportional to 1,634.03, 2,256.10 and 1,255.29 is: 1,733.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634.03 : 2,256.10 = 1,255.29 : x
  2. Step 2: Convert to fraction form
    1,634.03/2,256.10 = 1,255.29/x
  3. Step 3: Cross multiply
    1,634.03x = 2,256.10 × 1,255.29
  4. Step 4: Simplify right side
    1,634.03x = 2,832,048.49
  5. Step 5: Solve for x
    x = 2,832,048.49/1,634.03
  6. Step 6: Final answer
    x = 1,733.17

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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.