Home / 11,359.65-15,676.66-6,185.86

Finding the Fourth Proportional to 11,359.65, 15,676.66 and 6,185.86

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Solution

The fourth proportional to 11,359.65, 15,676.66 and 6,185.86 is: 8,536.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.65 : 15,676.66 = 6,185.86 : x
  2. Step 2: Convert to fraction form
    11,359.65/15,676.66 = 6,185.86/x
  3. Step 3: Cross multiply
    11,359.65x = 15,676.66 × 6,185.86
  4. Step 4: Simplify right side
    11,359.65x = 96,973,663.22
  5. Step 5: Solve for x
    x = 96,973,663.22/11,359.65
  6. Step 6: Final answer
    x = 8,536.68

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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.