Home / 1,525.87-2,104.77-1,083.03

Finding the Fourth Proportional to 1,525.87, 2,104.77 and 1,083.03

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Solution

The fourth proportional to 1,525.87, 2,104.77 and 1,083.03 is: 1,493.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.87 : 2,104.77 = 1,083.03 : x
  2. Step 2: Convert to fraction form
    1,525.87/2,104.77 = 1,083.03/x
  3. Step 3: Cross multiply
    1,525.87x = 2,104.77 × 1,083.03
  4. Step 4: Simplify right side
    1,525.87x = 2,279,529.05
  5. Step 5: Solve for x
    x = 2,279,529.05/1,525.87
  6. Step 6: Final answer
    x = 1,493.92

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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.