Home / 6,812.46-10,218.90-1,882.11

Finding the Fourth Proportional to 6,812.46, 10,218.90 and 1,882.11

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Solution

The fourth proportional to 6,812.46, 10,218.90 and 1,882.11 is: 2,823.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812.46 : 10,218.90 = 1,882.11 : x
  2. Step 2: Convert to fraction form
    6,812.46/10,218.90 = 1,882.11/x
  3. Step 3: Cross multiply
    6,812.46x = 10,218.90 × 1,882.11
  4. Step 4: Simplify right side
    6,812.46x = 19,233,093.88
  5. Step 5: Solve for x
    x = 19,233,093.88/6,812.46
  6. Step 6: Final answer
    x = 2,823.22

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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.