Home / 1,367.26-2,041.61-1,086.45

Finding the Fourth Proportional to 1,367.26, 2,041.61 and 1,086.45

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Solution

The fourth proportional to 1,367.26, 2,041.61 and 1,086.45 is: 1,622.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367.26 : 2,041.61 = 1,086.45 : x
  2. Step 2: Convert to fraction form
    1,367.26/2,041.61 = 1,086.45/x
  3. Step 3: Cross multiply
    1,367.26x = 2,041.61 × 1,086.45
  4. Step 4: Simplify right side
    1,367.26x = 2,218,101.75
  5. Step 5: Solve for x
    x = 2,218,101.75/1,367.26
  6. Step 6: Final answer
    x = 1,622.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.