Home / 2,936.13-4,399.47-2,008.55

Finding the Fourth Proportional to 2,936.13, 4,399.47 and 2,008.55

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Solution

The fourth proportional to 2,936.13, 4,399.47 and 2,008.55 is: 3,009.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.13 : 4,399.47 = 2,008.55 : x
  2. Step 2: Convert to fraction form
    2,936.13/4,399.47 = 2,008.55/x
  3. Step 3: Cross multiply
    2,936.13x = 4,399.47 × 2,008.55
  4. Step 4: Simplify right side
    2,936.13x = 8,836,533.47
  5. Step 5: Solve for x
    x = 8,836,533.47/2,936.13
  6. Step 6: Final answer
    x = 3,009.59

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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.