Home / 4,741.75-7,112.42-1,622.04

Finding the Fourth Proportional to 4,741.75, 7,112.42 and 1,622.04

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Solution

The fourth proportional to 4,741.75, 7,112.42 and 1,622.04 is: 2,432.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741.75 : 7,112.42 = 1,622.04 : x
  2. Step 2: Convert to fraction form
    4,741.75/7,112.42 = 1,622.04/x
  3. Step 3: Cross multiply
    4,741.75x = 7,112.42 × 1,622.04
  4. Step 4: Simplify right side
    4,741.75x = 11,536,610.16
  5. Step 5: Solve for x
    x = 11,536,610.16/4,741.75
  6. Step 6: Final answer
    x = 2,432.99

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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.