Home / 11,025.70-16,538.55-7,267.30

Finding the Fourth Proportional to 11,025.70, 16,538.55 and 7,267.30

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Solution

The fourth proportional to 11,025.70, 16,538.55 and 7,267.30 is: 10,900.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,025.70 : 16,538.55 = 7,267.30 : x
  2. Step 2: Convert to fraction form
    11,025.70/16,538.55 = 7,267.30/x
  3. Step 3: Cross multiply
    11,025.70x = 16,538.55 × 7,267.30
  4. Step 4: Simplify right side
    11,025.70x = 120,190,604.42
  5. Step 5: Solve for x
    x = 120,190,604.42/11,025.70
  6. Step 6: Final answer
    x = 10,900.95

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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.