Home / 7,472.14-11,198.49-4,659.82

Finding the Fourth Proportional to 7,472.14, 11,198.49 and 4,659.82

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Solution

The fourth proportional to 7,472.14, 11,198.49 and 4,659.82 is: 6,983.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.14 : 11,198.49 = 4,659.82 : x
  2. Step 2: Convert to fraction form
    7,472.14/11,198.49 = 4,659.82/x
  3. Step 3: Cross multiply
    7,472.14x = 11,198.49 × 4,659.82
  4. Step 4: Simplify right side
    7,472.14x = 52,182,947.67
  5. Step 5: Solve for x
    x = 52,182,947.67/7,472.14
  6. Step 6: Final answer
    x = 6,983.67

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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.