Home / 7,832.85-11,742.69-3,670.67

Finding the Fourth Proportional to 7,832.85, 11,742.69 and 3,670.67

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Solution

The fourth proportional to 7,832.85, 11,742.69 and 3,670.67 is: 5,502.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,832.85 : 11,742.69 = 3,670.67 : x
  2. Step 2: Convert to fraction form
    7,832.85/11,742.69 = 3,670.67/x
  3. Step 3: Cross multiply
    7,832.85x = 11,742.69 × 3,670.67
  4. Step 4: Simplify right side
    7,832.85x = 43,103,481.19
  5. Step 5: Solve for x
    x = 43,103,481.19/7,832.85
  6. Step 6: Final answer
    x = 5,502.91

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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.