Home / 9,165.33-13,741.26-2,921.75

Finding the Fourth Proportional to 9,165.33, 13,741.26 and 2,921.75

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Solution

The fourth proportional to 9,165.33, 13,741.26 and 2,921.75 is: 4,380.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.33 : 13,741.26 = 2,921.75 : x
  2. Step 2: Convert to fraction form
    9,165.33/13,741.26 = 2,921.75/x
  3. Step 3: Cross multiply
    9,165.33x = 13,741.26 × 2,921.75
  4. Step 4: Simplify right side
    9,165.33x = 40,148,526.41
  5. Step 5: Solve for x
    x = 40,148,526.41/9,165.33
  6. Step 6: Final answer
    x = 4,380.48

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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.