Home / 3,063.96-4,591.36-1,420.04

Finding the Fourth Proportional to 3,063.96, 4,591.36 and 1,420.04

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Solution

The fourth proportional to 3,063.96, 4,591.36 and 1,420.04 is: 2,127.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.96 : 4,591.36 = 1,420.04 : x
  2. Step 2: Convert to fraction form
    3,063.96/4,591.36 = 1,420.04/x
  3. Step 3: Cross multiply
    3,063.96x = 4,591.36 × 1,420.04
  4. Step 4: Simplify right side
    3,063.96x = 6,519,914.85
  5. Step 5: Solve for x
    x = 6,519,914.85/3,063.96
  6. Step 6: Final answer
    x = 2,127.94

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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.