Home / 3,063.20-4,593.90-1,213.70

Finding the Fourth Proportional to 3,063.20, 4,593.90 and 1,213.70

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Solution

The fourth proportional to 3,063.20, 4,593.90 and 1,213.70 is: 1,820.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.20 : 4,593.90 = 1,213.70 : x
  2. Step 2: Convert to fraction form
    3,063.20/4,593.90 = 1,213.70/x
  3. Step 3: Cross multiply
    3,063.20x = 4,593.90 × 1,213.70
  4. Step 4: Simplify right side
    3,063.20x = 5,575,616.43
  5. Step 5: Solve for x
    x = 5,575,616.43/3,063.20
  6. Step 6: Final answer
    x = 1,820.19

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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.