Home / 7,835.82-10,813.62-4,299.04

Finding the Fourth Proportional to 7,835.82, 10,813.62 and 4,299.04

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Solution

The fourth proportional to 7,835.82, 10,813.62 and 4,299.04 is: 5,932.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.82 : 10,813.62 = 4,299.04 : x
  2. Step 2: Convert to fraction form
    7,835.82/10,813.62 = 4,299.04/x
  3. Step 3: Cross multiply
    7,835.82x = 10,813.62 × 4,299.04
  4. Step 4: Simplify right side
    7,835.82x = 46,488,184.92
  5. Step 5: Solve for x
    x = 46,488,184.92/7,835.82
  6. Step 6: Final answer
    x = 5,932.78

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1.5x scale

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.