Home / 5,200.83-7,805.88-2,429.03

Finding the Fourth Proportional to 5,200.83, 7,805.88 and 2,429.03

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Solution

The fourth proportional to 5,200.83, 7,805.88 and 2,429.03 is: 3,645.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200.83 : 7,805.88 = 2,429.03 : x
  2. Step 2: Convert to fraction form
    5,200.83/7,805.88 = 2,429.03/x
  3. Step 3: Cross multiply
    5,200.83x = 7,805.88 × 2,429.03
  4. Step 4: Simplify right side
    5,200.83x = 18,960,716.70
  5. Step 5: Solve for x
    x = 18,960,716.70/5,200.83
  6. Step 6: Final answer
    x = 3,645.71

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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.