Home / 6,808.29-10,213.17-2,127.51

Finding the Fourth Proportional to 6,808.29, 10,213.17 and 2,127.51

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Solution

The fourth proportional to 6,808.29, 10,213.17 and 2,127.51 is: 3,191.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,808.29 : 10,213.17 = 2,127.51 : x
  2. Step 2: Convert to fraction form
    6,808.29/10,213.17 = 2,127.51/x
  3. Step 3: Cross multiply
    6,808.29x = 10,213.17 × 2,127.51
  4. Step 4: Simplify right side
    6,808.29x = 21,728,621.31
  5. Step 5: Solve for x
    x = 21,728,621.31/6,808.29
  6. Step 6: Final answer
    x = 3,191.49

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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.