Home / 7,741.85-11,608.67-3,061.67

Finding the Fourth Proportional to 7,741.85, 11,608.67 and 3,061.67

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Solution

The fourth proportional to 7,741.85, 11,608.67 and 3,061.67 is: 4,590.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741.85 : 11,608.67 = 3,061.67 : x
  2. Step 2: Convert to fraction form
    7,741.85/11,608.67 = 3,061.67/x
  3. Step 3: Cross multiply
    7,741.85x = 11,608.67 × 3,061.67
  4. Step 4: Simplify right side
    7,741.85x = 35,541,849.07
  5. Step 5: Solve for x
    x = 35,541,849.07/7,741.85
  6. Step 6: Final answer
    x = 4,590.88

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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.