Home / 7,740.91-11,607.26-3,060.73

Finding the Fourth Proportional to 7,740.91, 11,607.26 and 3,060.73

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Solution

The fourth proportional to 7,740.91, 11,607.26 and 3,060.73 is: 4,589.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,740.91 : 11,607.26 = 3,060.73 : x
  2. Step 2: Convert to fraction form
    7,740.91/11,607.26 = 3,060.73/x
  3. Step 3: Cross multiply
    7,740.91x = 11,607.26 × 3,060.73
  4. Step 4: Simplify right side
    7,740.91x = 35,526,667.53
  5. Step 5: Solve for x
    x = 35,526,667.53/7,740.91
  6. Step 6: Final answer
    x = 4,589.47

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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.