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Finding the Fourth Proportional to 7,555.96, 11,333.94 and 3,660.94

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Solution

The fourth proportional to 7,555.96, 11,333.94 and 3,660.94 is: 5,491.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.96 : 11,333.94 = 3,660.94 : x
  2. Step 2: Convert to fraction form
    7,555.96/11,333.94 = 3,660.94/x
  3. Step 3: Cross multiply
    7,555.96x = 11,333.94 × 3,660.94
  4. Step 4: Simplify right side
    7,555.96x = 41,492,874.30
  5. Step 5: Solve for x
    x = 41,492,874.30/7,555.96
  6. Step 6: Final answer
    x = 5,491.41

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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.