Home / 5,086.53-7,634.73-2,455.89

Finding the Fourth Proportional to 5,086.53, 7,634.73 and 2,455.89

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Solution

The fourth proportional to 5,086.53, 7,634.73 and 2,455.89 is: 3,686.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.53 : 7,634.73 = 2,455.89 : x
  2. Step 2: Convert to fraction form
    5,086.53/7,634.73 = 2,455.89/x
  3. Step 3: Cross multiply
    5,086.53x = 7,634.73 × 2,455.89
  4. Step 4: Simplify right side
    5,086.53x = 18,750,057.06
  5. Step 5: Solve for x
    x = 18,750,057.06/5,086.53
  6. Step 6: Final answer
    x = 3,686.22

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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.