Home / 6,823.71-10,229.09-2,666.39

Finding the Fourth Proportional to 6,823.71, 10,229.09 and 2,666.39

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Solution

The fourth proportional to 6,823.71, 10,229.09 and 2,666.39 is: 3,997.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,823.71 : 10,229.09 = 2,666.39 : x
  2. Step 2: Convert to fraction form
    6,823.71/10,229.09 = 2,666.39/x
  3. Step 3: Cross multiply
    6,823.71x = 10,229.09 × 2,666.39
  4. Step 4: Simplify right side
    6,823.71x = 27,274,678.81
  5. Step 5: Solve for x
    x = 27,274,678.81/6,823.71
  6. Step 6: Final answer
    x = 3,997.05

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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.