Home / 4,625.62-6,375.67-3,279.49

Finding the Fourth Proportional to 4,625.62, 6,375.67 and 3,279.49

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Solution

The fourth proportional to 4,625.62, 6,375.67 and 3,279.49 is: 4,520.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625.62 : 6,375.67 = 3,279.49 : x
  2. Step 2: Convert to fraction form
    4,625.62/6,375.67 = 3,279.49/x
  3. Step 3: Cross multiply
    4,625.62x = 6,375.67 × 3,279.49
  4. Step 4: Simplify right side
    4,625.62x = 20,908,946.01
  5. Step 5: Solve for x
    x = 20,908,946.01/4,625.62
  6. Step 6: Final answer
    x = 4,520.25

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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.