Home / 7,829.32-11,741.19-3,668.62

Finding the Fourth Proportional to 7,829.32, 11,741.19 and 3,668.62

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Solution

The fourth proportional to 7,829.32, 11,741.19 and 3,668.62 is: 5,501.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,829.32 : 11,741.19 = 3,668.62 : x
  2. Step 2: Convert to fraction form
    7,829.32/11,741.19 = 3,668.62/x
  3. Step 3: Cross multiply
    7,829.32x = 11,741.19 × 3,668.62
  4. Step 4: Simplify right side
    7,829.32x = 43,073,964.46
  5. Step 5: Solve for x
    x = 43,073,964.46/7,829.32
  6. Step 6: Final answer
    x = 5,501.62

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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.