Home / 1,926.27-2,658.25-1,086.97

Finding the Fourth Proportional to 1,926.27, 2,658.25 and 1,086.97

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Solution

The fourth proportional to 1,926.27, 2,658.25 and 1,086.97 is: 1,500.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926.27 : 2,658.25 = 1,086.97 : x
  2. Step 2: Convert to fraction form
    1,926.27/2,658.25 = 1,086.97/x
  3. Step 3: Cross multiply
    1,926.27x = 2,658.25 × 1,086.97
  4. Step 4: Simplify right side
    1,926.27x = 2,889,438.00
  5. Step 5: Solve for x
    x = 2,889,438.00/1,926.27
  6. Step 6: Final answer
    x = 1,500.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.