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Finding the Fourth Proportional to 7,563.96, 11,345.94 and 3,668.94

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Solution

The fourth proportional to 7,563.96, 11,345.94 and 3,668.94 is: 5,503.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,563.96 : 11,345.94 = 3,668.94 : x
  2. Step 2: Convert to fraction form
    7,563.96/11,345.94 = 3,668.94/x
  3. Step 3: Cross multiply
    7,563.96x = 11,345.94 × 3,668.94
  4. Step 4: Simplify right side
    7,563.96x = 41,627,573.10
  5. Step 5: Solve for x
    x = 41,627,573.10/7,563.96
  6. Step 6: Final answer
    x = 5,503.41

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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.