Home / 7,834.26-11,751.46-3,677.21

Finding the Fourth Proportional to 7,834.26, 11,751.46 and 3,677.21

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Solution

The fourth proportional to 7,834.26, 11,751.46 and 3,677.21 is: 5,515.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834.26 : 11,751.46 = 3,677.21 : x
  2. Step 2: Convert to fraction form
    7,834.26/11,751.46 = 3,677.21/x
  3. Step 3: Cross multiply
    7,834.26x = 11,751.46 × 3,677.21
  4. Step 4: Simplify right side
    7,834.26x = 43,212,586.23
  5. Step 5: Solve for x
    x = 43,212,586.23/7,834.26
  6. Step 6: Final answer
    x = 5,515.85

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1.5x scale

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.