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Finding the Fourth Proportional to 7,506.03, 11,251.49 and 3,608.31

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Solution

The fourth proportional to 7,506.03, 11,251.49 and 3,608.31 is: 5,408.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,506.03 : 11,251.49 = 3,608.31 : x
  2. Step 2: Convert to fraction form
    7,506.03/11,251.49 = 3,608.31/x
  3. Step 3: Cross multiply
    7,506.03x = 11,251.49 × 3,608.31
  4. Step 4: Simplify right side
    7,506.03x = 40,598,845.84
  5. Step 5: Solve for x
    x = 40,598,845.84/7,506.03
  6. Step 6: Final answer
    x = 5,408.83

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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.