Home / 3,580.13-4,940.78-2,008.73

Finding the Fourth Proportional to 3,580.13, 4,940.78 and 2,008.73

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Solution

The fourth proportional to 3,580.13, 4,940.78 and 2,008.73 is: 2,772.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.13 : 4,940.78 = 2,008.73 : x
  2. Step 2: Convert to fraction form
    3,580.13/4,940.78 = 2,008.73/x
  3. Step 3: Cross multiply
    3,580.13x = 4,940.78 × 2,008.73
  4. Step 4: Simplify right side
    3,580.13x = 9,924,693.01
  5. Step 5: Solve for x
    x = 9,924,693.01/3,580.13
  6. Step 6: Final answer
    x = 2,772.16

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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.