Home / 11,269.56-15,553.35-6,553.85

Finding the Fourth Proportional to 11,269.56, 15,553.35 and 6,553.85

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Solution

The fourth proportional to 11,269.56, 15,553.35 and 6,553.85 is: 9,045.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,269.56 : 15,553.35 = 6,553.85 : x
  2. Step 2: Convert to fraction form
    11,269.56/15,553.35 = 6,553.85/x
  3. Step 3: Cross multiply
    11,269.56x = 15,553.35 × 6,553.85
  4. Step 4: Simplify right side
    11,269.56x = 101,934,245.13
  5. Step 5: Solve for x
    x = 101,934,245.13/11,269.56
  6. Step 6: Final answer
    x = 9,045.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.