Home / 11,931.56-17,899.44-4,536.67

Finding the Fourth Proportional to 11,931.56, 17,899.44 and 4,536.67

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Solution

The fourth proportional to 11,931.56, 17,899.44 and 4,536.67 is: 6,805.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,931.56 : 17,899.44 = 4,536.67 : x
  2. Step 2: Convert to fraction form
    11,931.56/17,899.44 = 4,536.67/x
  3. Step 3: Cross multiply
    11,931.56x = 17,899.44 × 4,536.67
  4. Step 4: Simplify right side
    11,931.56x = 81,203,740.28
  5. Step 5: Solve for x
    x = 81,203,740.28/11,931.56
  6. Step 6: Final answer
    x = 6,805.79

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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.