Home / 4,074.45-6,115.78-2,975.48

Finding the Fourth Proportional to 4,074.45, 6,115.78 and 2,975.48

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Solution

The fourth proportional to 4,074.45, 6,115.78 and 2,975.48 is: 4,466.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.45 : 6,115.78 = 2,975.48 : x
  2. Step 2: Convert to fraction form
    4,074.45/6,115.78 = 2,975.48/x
  3. Step 3: Cross multiply
    4,074.45x = 6,115.78 × 2,975.48
  4. Step 4: Simplify right side
    4,074.45x = 18,197,403.18
  5. Step 5: Solve for x
    x = 18,197,403.18/4,074.45
  6. Step 6: Final answer
    x = 4,466.22

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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.