Home / 7,611.06-11,417.73-2,679.83

Finding the Fourth Proportional to 7,611.06, 11,417.73 and 2,679.83

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Solution

The fourth proportional to 7,611.06, 11,417.73 and 2,679.83 is: 4,020.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,611.06 : 11,417.73 = 2,679.83 : x
  2. Step 2: Convert to fraction form
    7,611.06/11,417.73 = 2,679.83/x
  3. Step 3: Cross multiply
    7,611.06x = 11,417.73 × 2,679.83
  4. Step 4: Simplify right side
    7,611.06x = 30,597,504.90
  5. Step 5: Solve for x
    x = 30,597,504.90/7,611.06
  6. Step 6: Final answer
    x = 4,020.14

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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.