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Finding the Fourth Proportional to 4,448.43, 6,672.44 and 1,674.89

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Solution

The fourth proportional to 4,448.43, 6,672.44 and 1,674.89 is: 2,512.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448.43 : 6,672.44 = 1,674.89 : x
  2. Step 2: Convert to fraction form
    4,448.43/6,672.44 = 1,674.89/x
  3. Step 3: Cross multiply
    4,448.43x = 6,672.44 × 1,674.89
  4. Step 4: Simplify right side
    4,448.43x = 11,175,561.29
  5. Step 5: Solve for x
    x = 11,175,561.29/4,448.43
  6. Step 6: Final answer
    x = 2,512.25

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1.5x scale

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.