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Finding the Fourth Proportional to 7,604.76, 11,408.22 and 3,706.50

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Solution

The fourth proportional to 7,604.76, 11,408.22 and 3,706.50 is: 5,560.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,604.76 : 11,408.22 = 3,706.50 : x
  2. Step 2: Convert to fraction form
    7,604.76/11,408.22 = 3,706.50/x
  3. Step 3: Cross multiply
    7,604.76x = 11,408.22 × 3,706.50
  4. Step 4: Simplify right side
    7,604.76x = 42,284,567.43
  5. Step 5: Solve for x
    x = 42,284,567.43/7,604.76
  6. Step 6: Final answer
    x = 5,560.28

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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.