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Finding the Fourth Proportional to 4,834.99, 6,672.68 and 4,047.67

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Solution

The fourth proportional to 4,834.99, 6,672.68 and 4,047.67 is: 5,586.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,834.99 : 6,672.68 = 4,047.67 : x
  2. Step 2: Convert to fraction form
    4,834.99/6,672.68 = 4,047.67/x
  3. Step 3: Cross multiply
    4,834.99x = 6,672.68 × 4,047.67
  4. Step 4: Simplify right side
    4,834.99x = 27,008,806.66
  5. Step 5: Solve for x
    x = 27,008,806.66/4,834.99
  6. Step 6: Final answer
    x = 5,586.11

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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.