Home / 6,813.45-10,207.35-3,882.87

Finding the Fourth Proportional to 6,813.45, 10,207.35 and 3,882.87

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Solution

The fourth proportional to 6,813.45, 10,207.35 and 3,882.87 is: 5,817.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,813.45 : 10,207.35 = 3,882.87 : x
  2. Step 2: Convert to fraction form
    6,813.45/10,207.35 = 3,882.87/x
  3. Step 3: Cross multiply
    6,813.45x = 10,207.35 × 3,882.87
  4. Step 4: Simplify right side
    6,813.45x = 39,633,813.09
  5. Step 5: Solve for x
    x = 39,633,813.09/6,813.45
  6. Step 6: Final answer
    x = 5,817.00

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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.