Home / 6,451.47-9,668.07-2,749.95

Finding the Fourth Proportional to 6,451.47, 9,668.07 and 2,749.95

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Solution

The fourth proportional to 6,451.47, 9,668.07 and 2,749.95 is: 4,121.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,451.47 : 9,668.07 = 2,749.95 : x
  2. Step 2: Convert to fraction form
    6,451.47/9,668.07 = 2,749.95/x
  3. Step 3: Cross multiply
    6,451.47x = 9,668.07 × 2,749.95
  4. Step 4: Simplify right side
    6,451.47x = 26,586,709.10
  5. Step 5: Solve for x
    x = 26,586,709.10/6,451.47
  6. Step 6: Final answer
    x = 4,121.03

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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.