Home / 11,214.06-15,474.66-6,738

Finding the Fourth Proportional to 11,214.06, 15,474.66 and 6,738

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Solution

The fourth proportional to 11,214.06, 15,474.66 and 6,738 is: 9,297.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,214.06 : 15,474.66 = 6,738 : x
  2. Step 2: Convert to fraction form
    11,214.06/15,474.66 = 6,738/x
  3. Step 3: Cross multiply
    11,214.06x = 15,474.66 × 6,738
  4. Step 4: Simplify right side
    11,214.06x = 104,268,259.08
  5. Step 5: Solve for x
    x = 104,268,259.08/11,214.06
  6. Step 6: Final answer
    x = 9,297.99

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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.