Home / 2,940.04-4,063.62-2,240.20

Finding the Fourth Proportional to 2,940.04, 4,063.62 and 2,240.20

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Solution

The fourth proportional to 2,940.04, 4,063.62 and 2,240.20 is: 3,096.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.04 : 4,063.62 = 2,240.20 : x
  2. Step 2: Convert to fraction form
    2,940.04/4,063.62 = 2,240.20/x
  3. Step 3: Cross multiply
    2,940.04x = 4,063.62 × 2,240.20
  4. Step 4: Simplify right side
    2,940.04x = 9,103,321.52
  5. Step 5: Solve for x
    x = 9,103,321.52/2,940.04
  6. Step 6: Final answer
    x = 3,096.33

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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.