Home / 7,486.24-11,209.20-5,020.96

Finding the Fourth Proportional to 7,486.24, 11,209.20 and 5,020.96

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Solution

The fourth proportional to 7,486.24, 11,209.20 and 5,020.96 is: 7,517.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.24 : 11,209.20 = 5,020.96 : x
  2. Step 2: Convert to fraction form
    7,486.24/11,209.20 = 5,020.96/x
  3. Step 3: Cross multiply
    7,486.24x = 11,209.20 × 5,020.96
  4. Step 4: Simplify right side
    7,486.24x = 56,280,944.83
  5. Step 5: Solve for x
    x = 56,280,944.83/7,486.24
  6. Step 6: Final answer
    x = 7,517.92

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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.