Home / 6,173.74-8,519.88-3,379.24

Finding the Fourth Proportional to 6,173.74, 8,519.88 and 3,379.24

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Solution

The fourth proportional to 6,173.74, 8,519.88 and 3,379.24 is: 4,663.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173.74 : 8,519.88 = 3,379.24 : x
  2. Step 2: Convert to fraction form
    6,173.74/8,519.88 = 3,379.24/x
  3. Step 3: Cross multiply
    6,173.74x = 8,519.88 × 3,379.24
  4. Step 4: Simplify right side
    6,173.74x = 28,790,719.29
  5. Step 5: Solve for x
    x = 28,790,719.29/6,173.74
  6. Step 6: Final answer
    x = 4,663.42

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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.