Home / 5,577.69-8,355.69-3,105.03

Finding the Fourth Proportional to 5,577.69, 8,355.69 and 3,105.03

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Solution

The fourth proportional to 5,577.69, 8,355.69 and 3,105.03 is: 4,651.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,577.69 : 8,355.69 = 3,105.03 : x
  2. Step 2: Convert to fraction form
    5,577.69/8,355.69 = 3,105.03/x
  3. Step 3: Cross multiply
    5,577.69x = 8,355.69 × 3,105.03
  4. Step 4: Simplify right side
    5,577.69x = 25,944,668.12
  5. Step 5: Solve for x
    x = 25,944,668.12/5,577.69
  6. Step 6: Final answer
    x = 4,651.51

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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.