Home / 11,262.44-15,536.12-6,788

Finding the Fourth Proportional to 11,262.44, 15,536.12 and 6,788

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Solution

The fourth proportional to 11,262.44, 15,536.12 and 6,788 is: 9,363.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,262.44 : 15,536.12 = 6,788 : x
  2. Step 2: Convert to fraction form
    11,262.44/15,536.12 = 6,788/x
  3. Step 3: Cross multiply
    11,262.44x = 15,536.12 × 6,788
  4. Step 4: Simplify right side
    11,262.44x = 105,459,182.56
  5. Step 5: Solve for x
    x = 105,459,182.56/11,262.44
  6. Step 6: Final answer
    x = 9,363.80

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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.