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Finding the Fourth Proportional to 11,462.40, 17,194.68 and 3,668.40

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Solution

The fourth proportional to 11,462.40, 17,194.68 and 3,668.40 is: 5,502.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,462.40 : 17,194.68 = 3,668.40 : x
  2. Step 2: Convert to fraction form
    11,462.40/17,194.68 = 3,668.40/x
  3. Step 3: Cross multiply
    11,462.40x = 17,194.68 × 3,668.40
  4. Step 4: Simplify right side
    11,462.40x = 63,076,964.11
  5. Step 5: Solve for x
    x = 63,076,964.11/11,462.40
  6. Step 6: Final answer
    x = 5,502.95

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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.