Home / 11,015.42-15,194.56-6,536.18

Finding the Fourth Proportional to 11,015.42, 15,194.56 and 6,536.18

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Solution

The fourth proportional to 11,015.42, 15,194.56 and 6,536.18 is: 9,015.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,015.42 : 15,194.56 = 6,536.18 : x
  2. Step 2: Convert to fraction form
    11,015.42/15,194.56 = 6,536.18/x
  3. Step 3: Cross multiply
    11,015.42x = 15,194.56 × 6,536.18
  4. Step 4: Simplify right side
    11,015.42x = 99,314,286.87
  5. Step 5: Solve for x
    x = 99,314,286.87/11,015.42
  6. Step 6: Final answer
    x = 9,015.94

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1.5x scale

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.