Home / 5,622.54-8,434.62-1,727.28

Finding the Fourth Proportional to 5,622.54, 8,434.62 and 1,727.28

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Solution

The fourth proportional to 5,622.54, 8,434.62 and 1,727.28 is: 2,591.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.54 : 8,434.62 = 1,727.28 : x
  2. Step 2: Convert to fraction form
    5,622.54/8,434.62 = 1,727.28/x
  3. Step 3: Cross multiply
    5,622.54x = 8,434.62 × 1,727.28
  4. Step 4: Simplify right side
    5,622.54x = 14,568,950.43
  5. Step 5: Solve for x
    x = 14,568,950.43/5,622.54
  6. Step 6: Final answer
    x = 2,591.17

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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.