Home / 6,173.77-8,519.79-3,379.25

Finding the Fourth Proportional to 6,173.77, 8,519.79 and 3,379.25

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Solution

The fourth proportional to 6,173.77, 8,519.79 and 3,379.25 is: 4,663.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173.77 : 8,519.79 = 3,379.25 : x
  2. Step 2: Convert to fraction form
    6,173.77/8,519.79 = 3,379.25/x
  3. Step 3: Cross multiply
    6,173.77x = 8,519.79 × 3,379.25
  4. Step 4: Simplify right side
    6,173.77x = 28,790,483.46
  5. Step 5: Solve for x
    x = 28,790,483.46/6,173.77
  6. Step 6: Final answer
    x = 4,663.36

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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.