Home / 11,577.24-15,976.68-6,272.16

Finding the Fourth Proportional to 11,577.24, 15,976.68 and 6,272.16

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Solution

The fourth proportional to 11,577.24, 15,976.68 and 6,272.16 is: 8,655.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577.24 : 15,976.68 = 6,272.16 : x
  2. Step 2: Convert to fraction form
    11,577.24/15,976.68 = 6,272.16/x
  3. Step 3: Cross multiply
    11,577.24x = 15,976.68 × 6,272.16
  4. Step 4: Simplify right side
    11,577.24x = 100,208,293.23
  5. Step 5: Solve for x
    x = 100,208,293.23/11,577.24
  6. Step 6: Final answer
    x = 8,655.63

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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.