Home / 1,458.36-2,010.42-1,108.44

Finding the Fourth Proportional to 1,458.36, 2,010.42 and 1,108.44

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Solution

The fourth proportional to 1,458.36, 2,010.42 and 1,108.44 is: 1,528.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458.36 : 2,010.42 = 1,108.44 : x
  2. Step 2: Convert to fraction form
    1,458.36/2,010.42 = 1,108.44/x
  3. Step 3: Cross multiply
    1,458.36x = 2,010.42 × 1,108.44
  4. Step 4: Simplify right side
    1,458.36x = 2,228,429.94
  5. Step 5: Solve for x
    x = 2,228,429.94/1,458.36
  6. Step 6: Final answer
    x = 1,528.04

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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.