Home / 6,812.39-10,213.41-3,523.39

Finding the Fourth Proportional to 6,812.39, 10,213.41 and 3,523.39

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Solution

The fourth proportional to 6,812.39, 10,213.41 and 3,523.39 is: 5,282.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812.39 : 10,213.41 = 3,523.39 : x
  2. Step 2: Convert to fraction form
    6,812.39/10,213.41 = 3,523.39/x
  3. Step 3: Cross multiply
    6,812.39x = 10,213.41 × 3,523.39
  4. Step 4: Simplify right side
    6,812.39x = 35,985,826.66
  5. Step 5: Solve for x
    x = 35,985,826.66/6,812.39
  6. Step 6: Final answer
    x = 5,282.41

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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.