Home / 3,144.33-4,718.32-2,975.45

Finding the Fourth Proportional to 3,144.33, 4,718.32 and 2,975.45

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Solution

The fourth proportional to 3,144.33, 4,718.32 and 2,975.45 is: 4,464.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.33 : 4,718.32 = 2,975.45 : x
  2. Step 2: Convert to fraction form
    3,144.33/4,718.32 = 2,975.45/x
  3. Step 3: Cross multiply
    3,144.33x = 4,718.32 × 2,975.45
  4. Step 4: Simplify right side
    3,144.33x = 14,039,094.21
  5. Step 5: Solve for x
    x = 14,039,094.21/3,144.33
  6. Step 6: Final answer
    x = 4,464.89

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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.