Home / 11,260.26-16,871.95-3,860.74

Finding the Fourth Proportional to 11,260.26, 16,871.95 and 3,860.74

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Solution

The fourth proportional to 11,260.26, 16,871.95 and 3,860.74 is: 5,784.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,260.26 : 16,871.95 = 3,860.74 : x
  2. Step 2: Convert to fraction form
    11,260.26/16,871.95 = 3,860.74/x
  3. Step 3: Cross multiply
    11,260.26x = 16,871.95 × 3,860.74
  4. Step 4: Simplify right side
    11,260.26x = 65,138,212.24
  5. Step 5: Solve for x
    x = 65,138,212.24/11,260.26
  6. Step 6: Final answer
    x = 5,784.79

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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.