Home / 7,563.28-11,348.76-3,402.44

Finding the Fourth Proportional to 7,563.28, 11,348.76 and 3,402.44

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Solution

The fourth proportional to 7,563.28, 11,348.76 and 3,402.44 is: 5,105.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,563.28 : 11,348.76 = 3,402.44 : x
  2. Step 2: Convert to fraction form
    7,563.28/11,348.76 = 3,402.44/x
  3. Step 3: Cross multiply
    7,563.28x = 11,348.76 × 3,402.44
  4. Step 4: Simplify right side
    7,563.28x = 38,613,474.97
  5. Step 5: Solve for x
    x = 38,613,474.97/7,563.28
  6. Step 6: Final answer
    x = 5,105.39

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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.