Home / 3,168.63-4,374.11-2,035.49

Finding the Fourth Proportional to 3,168.63, 4,374.11 and 2,035.49

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Solution

The fourth proportional to 3,168.63, 4,374.11 and 2,035.49 is: 2,809.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.63 : 4,374.11 = 2,035.49 : x
  2. Step 2: Convert to fraction form
    3,168.63/4,374.11 = 2,035.49/x
  3. Step 3: Cross multiply
    3,168.63x = 4,374.11 × 2,035.49
  4. Step 4: Simplify right side
    3,168.63x = 8,903,446.96
  5. Step 5: Solve for x
    x = 8,903,446.96/3,168.63
  6. Step 6: Final answer
    x = 2,809.88

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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.