Home / 3,580.30-4,940.58-2,008.36

Finding the Fourth Proportional to 3,580.30, 4,940.58 and 2,008.36

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Solution

The fourth proportional to 3,580.30, 4,940.58 and 2,008.36 is: 2,771.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.30 : 4,940.58 = 2,008.36 : x
  2. Step 2: Convert to fraction form
    3,580.30/4,940.58 = 2,008.36/x
  3. Step 3: Cross multiply
    3,580.30x = 4,940.58 × 2,008.36
  4. Step 4: Simplify right side
    3,580.30x = 9,922,463.25
  5. Step 5: Solve for x
    x = 9,922,463.25/3,580.30
  6. Step 6: Final answer
    x = 2,771.41

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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.