Home / 4,472.26-6,172.09-2,482.78

Finding the Fourth Proportional to 4,472.26, 6,172.09 and 2,482.78

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Solution

The fourth proportional to 4,472.26, 6,172.09 and 2,482.78 is: 3,426.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472.26 : 6,172.09 = 2,482.78 : x
  2. Step 2: Convert to fraction form
    4,472.26/6,172.09 = 2,482.78/x
  3. Step 3: Cross multiply
    4,472.26x = 6,172.09 × 2,482.78
  4. Step 4: Simplify right side
    4,472.26x = 15,323,910.70
  5. Step 5: Solve for x
    x = 15,323,910.70/4,472.26
  6. Step 6: Final answer
    x = 3,426.43

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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.