Home / 4,759.00-7,142.83-2,420.58

Finding the Fourth Proportional to 4,759.00, 7,142.83 and 2,420.58

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Solution

The fourth proportional to 4,759.00, 7,142.83 and 2,420.58 is: 3,633.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759.00 : 7,142.83 = 2,420.58 : x
  2. Step 2: Convert to fraction form
    4,759.00/7,142.83 = 2,420.58/x
  3. Step 3: Cross multiply
    4,759.00x = 7,142.83 × 2,420.58
  4. Step 4: Simplify right side
    4,759.00x = 17,289,825.79
  5. Step 5: Solve for x
    x = 17,289,825.79/4,759.00
  6. Step 6: Final answer
    x = 3,633.08

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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.