Home / 4,858.28-7,285.35-1,739.09

Finding the Fourth Proportional to 4,858.28, 7,285.35 and 1,739.09

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Solution

The fourth proportional to 4,858.28, 7,285.35 and 1,739.09 is: 2,607.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858.28 : 7,285.35 = 1,739.09 : x
  2. Step 2: Convert to fraction form
    4,858.28/7,285.35 = 1,739.09/x
  3. Step 3: Cross multiply
    4,858.28x = 7,285.35 × 1,739.09
  4. Step 4: Simplify right side
    4,858.28x = 12,669,879.33
  5. Step 5: Solve for x
    x = 12,669,879.33/4,858.28
  6. Step 6: Final answer
    x = 2,607.89

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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.