Home / 6,857.27-10,287.64-1,926.93

Finding the Fourth Proportional to 6,857.27, 10,287.64 and 1,926.93

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Solution

The fourth proportional to 6,857.27, 10,287.64 and 1,926.93 is: 2,890.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857.27 : 10,287.64 = 1,926.93 : x
  2. Step 2: Convert to fraction form
    6,857.27/10,287.64 = 1,926.93/x
  3. Step 3: Cross multiply
    6,857.27x = 10,287.64 × 1,926.93
  4. Step 4: Simplify right side
    6,857.27x = 19,823,562.15
  5. Step 5: Solve for x
    x = 19,823,562.15/6,857.27
  6. Step 6: Final answer
    x = 2,890.88

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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.