Home / 11,140.25-16,699.91-3,739.52

Finding the Fourth Proportional to 11,140.25, 16,699.91 and 3,739.52

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Solution

The fourth proportional to 11,140.25, 16,699.91 and 3,739.52 is: 5,605.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140.25 : 16,699.91 = 3,739.52 : x
  2. Step 2: Convert to fraction form
    11,140.25/16,699.91 = 3,739.52/x
  3. Step 3: Cross multiply
    11,140.25x = 16,699.91 × 3,739.52
  4. Step 4: Simplify right side
    11,140.25x = 62,449,647.44
  5. Step 5: Solve for x
    x = 62,449,647.44/11,140.25
  6. Step 6: Final answer
    x = 5,605.77

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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.