Home / 4,185.69-6,272.91-2,943.05

Finding the Fourth Proportional to 4,185.69, 6,272.91 and 2,943.05

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Solution

The fourth proportional to 4,185.69, 6,272.91 and 2,943.05 is: 4,410.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.69 : 6,272.91 = 2,943.05 : x
  2. Step 2: Convert to fraction form
    4,185.69/6,272.91 = 2,943.05/x
  3. Step 3: Cross multiply
    4,185.69x = 6,272.91 × 2,943.05
  4. Step 4: Simplify right side
    4,185.69x = 18,461,487.78
  5. Step 5: Solve for x
    x = 18,461,487.78/4,185.69
  6. Step 6: Final answer
    x = 4,410.62

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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.