Home / 7,185.26-10,779.25-2,253.57

Finding the Fourth Proportional to 7,185.26, 10,779.25 and 2,253.57

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Solution

The fourth proportional to 7,185.26, 10,779.25 and 2,253.57 is: 3,380.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,185.26 : 10,779.25 = 2,253.57 : x
  2. Step 2: Convert to fraction form
    7,185.26/10,779.25 = 2,253.57/x
  3. Step 3: Cross multiply
    7,185.26x = 10,779.25 × 2,253.57
  4. Step 4: Simplify right side
    7,185.26x = 24,291,788.79
  5. Step 5: Solve for x
    x = 24,291,788.79/7,185.26
  6. Step 6: Final answer
    x = 3,380.78

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1.5x scale

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.