Home / 1,524.80-2,101.62-1,027.26

Finding the Fourth Proportional to 1,524.80, 2,101.62 and 1,027.26

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Solution

The fourth proportional to 1,524.80, 2,101.62 and 1,027.26 is: 1,415.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.80 : 2,101.62 = 1,027.26 : x
  2. Step 2: Convert to fraction form
    1,524.80/2,101.62 = 1,027.26/x
  3. Step 3: Cross multiply
    1,524.80x = 2,101.62 × 1,027.26
  4. Step 4: Simplify right side
    1,524.80x = 2,158,910.16
  5. Step 5: Solve for x
    x = 2,158,910.16/1,524.80
  6. Step 6: Final answer
    x = 1,415.86

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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.