Home / 11,666.28-17,500.34-3,660.50

Finding the Fourth Proportional to 11,666.28, 17,500.34 and 3,660.50

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Solution

The fourth proportional to 11,666.28, 17,500.34 and 3,660.50 is: 5,491.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,666.28 : 17,500.34 = 3,660.50 : x
  2. Step 2: Convert to fraction form
    11,666.28/17,500.34 = 3,660.50/x
  3. Step 3: Cross multiply
    11,666.28x = 17,500.34 × 3,660.50
  4. Step 4: Simplify right side
    11,666.28x = 64,059,994.57
  5. Step 5: Solve for x
    x = 64,059,994.57/11,666.28
  6. Step 6: Final answer
    x = 5,491.04

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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.