Home / 5,858.73-8,782.43-2,159.87

Finding the Fourth Proportional to 5,858.73, 8,782.43 and 2,159.87

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Solution

The fourth proportional to 5,858.73, 8,782.43 and 2,159.87 is: 3,237.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.73 : 8,782.43 = 2,159.87 : x
  2. Step 2: Convert to fraction form
    5,858.73/8,782.43 = 2,159.87/x
  3. Step 3: Cross multiply
    5,858.73x = 8,782.43 × 2,159.87
  4. Step 4: Simplify right side
    5,858.73x = 18,968,852.37
  5. Step 5: Solve for x
    x = 18,968,852.37/5,858.73
  6. Step 6: Final answer
    x = 3,237.71

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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.