Home / 3,664.28-5,056.98-2,999.18

Finding the Fourth Proportional to 3,664.28, 5,056.98 and 2,999.18

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Solution

The fourth proportional to 3,664.28, 5,056.98 and 2,999.18 is: 4,139.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.28 : 5,056.98 = 2,999.18 : x
  2. Step 2: Convert to fraction form
    3,664.28/5,056.98 = 2,999.18/x
  3. Step 3: Cross multiply
    3,664.28x = 5,056.98 × 2,999.18
  4. Step 4: Simplify right side
    3,664.28x = 15,166,793.28
  5. Step 5: Solve for x
    x = 15,166,793.28/3,664.28
  6. Step 6: Final answer
    x = 4,139.09

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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.