Home / 3,233.42-4,463.89-2,172.72

Finding the Fourth Proportional to 3,233.42, 4,463.89 and 2,172.72

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Solution

The fourth proportional to 3,233.42, 4,463.89 and 2,172.72 is: 2,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,233.42 : 4,463.89 = 2,172.72 : x
  2. Step 2: Convert to fraction form
    3,233.42/4,463.89 = 2,172.72/x
  3. Step 3: Cross multiply
    3,233.42x = 4,463.89 × 2,172.72
  4. Step 4: Simplify right side
    3,233.42x = 9,698,783.08
  5. Step 5: Solve for x
    x = 9,698,783.08/3,233.42
  6. Step 6: Final answer
    x = 2,999.55

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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.