Home / 7,536.42-11,309.43-5,313.88

Finding the Fourth Proportional to 7,536.42, 11,309.43 and 5,313.88

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Solution

The fourth proportional to 7,536.42, 11,309.43 and 5,313.88 is: 7,974.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.42 : 11,309.43 = 5,313.88 : x
  2. Step 2: Convert to fraction form
    7,536.42/11,309.43 = 5,313.88/x
  3. Step 3: Cross multiply
    7,536.42x = 11,309.43 × 5,313.88
  4. Step 4: Simplify right side
    7,536.42x = 60,096,945.54
  5. Step 5: Solve for x
    x = 60,096,945.54/7,536.42
  6. Step 6: Final answer
    x = 7,974.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.