Home / 7,071.12-10,608.96-2,141.26

Finding the Fourth Proportional to 7,071.12, 10,608.96 and 2,141.26

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Solution

The fourth proportional to 7,071.12, 10,608.96 and 2,141.26 is: 3,212.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,071.12 : 10,608.96 = 2,141.26 : x
  2. Step 2: Convert to fraction form
    7,071.12/10,608.96 = 2,141.26/x
  3. Step 3: Cross multiply
    7,071.12x = 10,608.96 × 2,141.26
  4. Step 4: Simplify right side
    7,071.12x = 22,716,541.69
  5. Step 5: Solve for x
    x = 22,716,541.69/7,071.12
  6. Step 6: Final answer
    x = 3,212.58

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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.