Home / 2,525.28-3,790.38-1,553.28

Finding the Fourth Proportional to 2,525.28, 3,790.38 and 1,553.28

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Solution

The fourth proportional to 2,525.28, 3,790.38 and 1,553.28 is: 2,331.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525.28 : 3,790.38 = 1,553.28 : x
  2. Step 2: Convert to fraction form
    2,525.28/3,790.38 = 1,553.28/x
  3. Step 3: Cross multiply
    2,525.28x = 3,790.38 × 1,553.28
  4. Step 4: Simplify right side
    2,525.28x = 5,887,521.45
  5. Step 5: Solve for x
    x = 5,887,521.45/2,525.28
  6. Step 6: Final answer
    x = 2,331.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.