Home / 7,626.14-11,438.87-2,079.48

Finding the Fourth Proportional to 7,626.14, 11,438.87 and 2,079.48

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Solution

The fourth proportional to 7,626.14, 11,438.87 and 2,079.48 is: 3,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,626.14 : 11,438.87 = 2,079.48 : x
  2. Step 2: Convert to fraction form
    7,626.14/11,438.87 = 2,079.48/x
  3. Step 3: Cross multiply
    7,626.14x = 11,438.87 × 2,079.48
  4. Step 4: Simplify right side
    7,626.14x = 23,786,924.79
  5. Step 5: Solve for x
    x = 23,786,924.79/7,626.14
  6. Step 6: Final answer
    x = 3,119.13

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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.