Home / 2,553.06-3,825.93-1,455.16

Finding the Fourth Proportional to 2,553.06, 3,825.93 and 1,455.16

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Solution

The fourth proportional to 2,553.06, 3,825.93 and 1,455.16 is: 2,180.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553.06 : 3,825.93 = 1,455.16 : x
  2. Step 2: Convert to fraction form
    2,553.06/3,825.93 = 1,455.16/x
  3. Step 3: Cross multiply
    2,553.06x = 3,825.93 × 1,455.16
  4. Step 4: Simplify right side
    2,553.06x = 5,567,340.30
  5. Step 5: Solve for x
    x = 5,567,340.30/2,553.06
  6. Step 6: Final answer
    x = 2,180.65

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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.