Home / 9,157.22-13,741.47-3,609.62

Finding the Fourth Proportional to 9,157.22, 13,741.47 and 3,609.62

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Solution

The fourth proportional to 9,157.22, 13,741.47 and 3,609.62 is: 5,416.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,157.22 : 13,741.47 = 3,609.62 : x
  2. Step 2: Convert to fraction form
    9,157.22/13,741.47 = 3,609.62/x
  3. Step 3: Cross multiply
    9,157.22x = 13,741.47 × 3,609.62
  4. Step 4: Simplify right side
    9,157.22x = 49,601,484.94
  5. Step 5: Solve for x
    x = 49,601,484.94/9,157.22
  6. Step 6: Final answer
    x = 5,416.65

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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.