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Finding the Fourth Proportional to 3,776.92, 5,668.98 and 2,318.92

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Solution

The fourth proportional to 3,776.92, 5,668.98 and 2,318.92 is: 3,480.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776.92 : 5,668.98 = 2,318.92 : x
  2. Step 2: Convert to fraction form
    3,776.92/5,668.98 = 2,318.92/x
  3. Step 3: Cross multiply
    3,776.92x = 5,668.98 × 2,318.92
  4. Step 4: Simplify right side
    3,776.92x = 13,145,911.10
  5. Step 5: Solve for x
    x = 13,145,911.10/3,776.92
  6. Step 6: Final answer
    x = 3,480.59

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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.