Home / 11,500.56-17,245.35-4,923.15

Finding the Fourth Proportional to 11,500.56, 17,245.35 and 4,923.15

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Solution

The fourth proportional to 11,500.56, 17,245.35 and 4,923.15 is: 7,382.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,500.56 : 17,245.35 = 4,923.15 : x
  2. Step 2: Convert to fraction form
    11,500.56/17,245.35 = 4,923.15/x
  3. Step 3: Cross multiply
    11,500.56x = 17,245.35 × 4,923.15
  4. Step 4: Simplify right side
    11,500.56x = 84,901,444.85
  5. Step 5: Solve for x
    x = 84,901,444.85/11,500.56
  6. Step 6: Final answer
    x = 7,382.37

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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.