Home / 4,573.86-6,861.24-2,109.38

Finding the Fourth Proportional to 4,573.86, 6,861.24 and 2,109.38

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Solution

The fourth proportional to 4,573.86, 6,861.24 and 2,109.38 is: 3,164.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,573.86 : 6,861.24 = 2,109.38 : x
  2. Step 2: Convert to fraction form
    4,573.86/6,861.24 = 2,109.38/x
  3. Step 3: Cross multiply
    4,573.86x = 6,861.24 × 2,109.38
  4. Step 4: Simplify right side
    4,573.86x = 14,472,979.58
  5. Step 5: Solve for x
    x = 14,472,979.58/4,573.86
  6. Step 6: Final answer
    x = 3,164.28

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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.