Home / 7,902.65-11,849.99-2,635.83

Finding the Fourth Proportional to 7,902.65, 11,849.99 and 2,635.83

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Solution

The fourth proportional to 7,902.65, 11,849.99 and 2,635.83 is: 3,952.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,902.65 : 11,849.99 = 2,635.83 : x
  2. Step 2: Convert to fraction form
    7,902.65/11,849.99 = 2,635.83/x
  3. Step 3: Cross multiply
    7,902.65x = 11,849.99 × 2,635.83
  4. Step 4: Simplify right side
    7,902.65x = 31,234,545.96
  5. Step 5: Solve for x
    x = 31,234,545.96/7,902.65
  6. Step 6: Final answer
    x = 3,952.42

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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.