Home / 4,522.30-6,779.80-1,747.54

Finding the Fourth Proportional to 4,522.30, 6,779.80 and 1,747.54

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Solution

The fourth proportional to 4,522.30, 6,779.80 and 1,747.54 is: 2,619.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,522.30 : 6,779.80 = 1,747.54 : x
  2. Step 2: Convert to fraction form
    4,522.30/6,779.80 = 1,747.54/x
  3. Step 3: Cross multiply
    4,522.30x = 6,779.80 × 1,747.54
  4. Step 4: Simplify right side
    4,522.30x = 11,847,982.35
  5. Step 5: Solve for x
    x = 11,847,982.35/4,522.30
  6. Step 6: Final answer
    x = 2,619.90

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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.