Home / 5,574.43-8,361.69-1,678.33

Finding the Fourth Proportional to 5,574.43, 8,361.69 and 1,678.33

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Solution

The fourth proportional to 5,574.43, 8,361.69 and 1,678.33 is: 2,517.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.43 : 8,361.69 = 1,678.33 : x
  2. Step 2: Convert to fraction form
    5,574.43/8,361.69 = 1,678.33/x
  3. Step 3: Cross multiply
    5,574.43x = 8,361.69 × 1,678.33
  4. Step 4: Simplify right side
    5,574.43x = 14,033,675.18
  5. Step 5: Solve for x
    x = 14,033,675.18/5,574.43
  6. Step 6: Final answer
    x = 2,517.51

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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.