Home / 4,940.20-7,405.58-2,472.54

Finding the Fourth Proportional to 4,940.20, 7,405.58 and 2,472.54

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Solution

The fourth proportional to 4,940.20, 7,405.58 and 2,472.54 is: 3,706.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.20 : 7,405.58 = 2,472.54 : x
  2. Step 2: Convert to fraction form
    4,940.20/7,405.58 = 2,472.54/x
  3. Step 3: Cross multiply
    4,940.20x = 7,405.58 × 2,472.54
  4. Step 4: Simplify right side
    4,940.20x = 18,310,543.38
  5. Step 5: Solve for x
    x = 18,310,543.38/4,940.20
  6. Step 6: Final answer
    x = 3,706.44

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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.