Home / 7,834.07-11,749.83-2,902.56

Finding the Fourth Proportional to 7,834.07, 11,749.83 and 2,902.56

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Solution

The fourth proportional to 7,834.07, 11,749.83 and 2,902.56 is: 4,353.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834.07 : 11,749.83 = 2,902.56 : x
  2. Step 2: Convert to fraction form
    7,834.07/11,749.83 = 2,902.56/x
  3. Step 3: Cross multiply
    7,834.07x = 11,749.83 × 2,902.56
  4. Step 4: Simplify right side
    7,834.07x = 34,104,570.79
  5. Step 5: Solve for x
    x = 34,104,570.79/7,834.07
  6. Step 6: Final answer
    x = 4,353.36

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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.