Home / 7,071.55-10,603.26-2,914.43

Finding the Fourth Proportional to 7,071.55, 10,603.26 and 2,914.43

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Solution

The fourth proportional to 7,071.55, 10,603.26 and 2,914.43 is: 4,369.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,071.55 : 10,603.26 = 2,914.43 : x
  2. Step 2: Convert to fraction form
    7,071.55/10,603.26 = 2,914.43/x
  3. Step 3: Cross multiply
    7,071.55x = 10,603.26 × 2,914.43
  4. Step 4: Simplify right side
    7,071.55x = 30,902,465.67
  5. Step 5: Solve for x
    x = 30,902,465.67/7,071.55
  6. Step 6: Final answer
    x = 4,369.97

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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.