Home / 11,577.24-15,976.71-6,860.52

Finding the Fourth Proportional to 11,577.24, 15,976.71 and 6,860.52

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Solution

The fourth proportional to 11,577.24, 15,976.71 and 6,860.52 is: 9,467.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577.24 : 15,976.71 = 6,860.52 : x
  2. Step 2: Convert to fraction form
    11,577.24/15,976.71 = 6,860.52/x
  3. Step 3: Cross multiply
    11,577.24x = 15,976.71 × 6,860.52
  4. Step 4: Simplify right side
    11,577.24x = 109,608,538.49
  5. Step 5: Solve for x
    x = 109,608,538.49/11,577.24
  6. Step 6: Final answer
    x = 9,467.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.