Home / 11,668.30-17,491.92-4,267.60

Finding the Fourth Proportional to 11,668.30, 17,491.92 and 4,267.60

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Solution

The fourth proportional to 11,668.30, 17,491.92 and 4,267.60 is: 6,397.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.30 : 17,491.92 = 4,267.60 : x
  2. Step 2: Convert to fraction form
    11,668.30/17,491.92 = 4,267.60/x
  3. Step 3: Cross multiply
    11,668.30x = 17,491.92 × 4,267.60
  4. Step 4: Simplify right side
    11,668.30x = 74,648,517.79
  5. Step 5: Solve for x
    x = 74,648,517.79/11,668.30
  6. Step 6: Final answer
    x = 6,397.55

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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.