Home / 1,634.88-2,255.24-1,036.28

Finding the Fourth Proportional to 1,634.88, 2,255.24 and 1,036.28

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Solution

The fourth proportional to 1,634.88, 2,255.24 and 1,036.28 is: 1,429.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634.88 : 2,255.24 = 1,036.28 : x
  2. Step 2: Convert to fraction form
    1,634.88/2,255.24 = 1,036.28/x
  3. Step 3: Cross multiply
    1,634.88x = 2,255.24 × 1,036.28
  4. Step 4: Simplify right side
    1,634.88x = 2,337,060.11
  5. Step 5: Solve for x
    x = 2,337,060.11/1,634.88
  6. Step 6: Final answer
    x = 1,429.50

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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.