Home / 11,731.20-17,585.86-4,333.67

Finding the Fourth Proportional to 11,731.20, 17,585.86 and 4,333.67

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Solution

The fourth proportional to 11,731.20, 17,585.86 and 4,333.67 is: 6,496.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,731.20 : 17,585.86 = 4,333.67 : x
  2. Step 2: Convert to fraction form
    11,731.20/17,585.86 = 4,333.67/x
  3. Step 3: Cross multiply
    11,731.20x = 17,585.86 × 4,333.67
  4. Step 4: Simplify right side
    11,731.20x = 76,211,313.91
  5. Step 5: Solve for x
    x = 76,211,313.91/11,731.20
  6. Step 6: Final answer
    x = 6,496.46

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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.