Home / 3,278.34-4,917.54-2,624.37

Finding the Fourth Proportional to 3,278.34, 4,917.54 and 2,624.37

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Solution

The fourth proportional to 3,278.34, 4,917.54 and 2,624.37 is: 3,936.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.34 : 4,917.54 = 2,624.37 : x
  2. Step 2: Convert to fraction form
    3,278.34/4,917.54 = 2,624.37/x
  3. Step 3: Cross multiply
    3,278.34x = 4,917.54 × 2,624.37
  4. Step 4: Simplify right side
    3,278.34x = 12,905,447.10
  5. Step 5: Solve for x
    x = 12,905,447.10/3,278.34
  6. Step 6: Final answer
    x = 3,936.58

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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.