Home / 2,546.34-3,820.07-814.96

Finding the Fourth Proportional to 2,546.34, 3,820.07 and 814.96

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Solution

The fourth proportional to 2,546.34, 3,820.07 and 814.96 is: 1,222.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,546.34 : 3,820.07 = 814.96 : x
  2. Step 2: Convert to fraction form
    2,546.34/3,820.07 = 814.96/x
  3. Step 3: Cross multiply
    2,546.34x = 3,820.07 × 814.96
  4. Step 4: Simplify right side
    2,546.34x = 3,113,204.25
  5. Step 5: Solve for x
    x = 3,113,204.25/2,546.34
  6. Step 6: Final answer
    x = 1,222.62

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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.