Home / 5,566.80-8,350.19-1,671.21

Finding the Fourth Proportional to 5,566.80, 8,350.19 and 1,671.21

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Solution

The fourth proportional to 5,566.80, 8,350.19 and 1,671.21 is: 2,506.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,566.80 : 8,350.19 = 1,671.21 : x
  2. Step 2: Convert to fraction form
    5,566.80/8,350.19 = 1,671.21/x
  3. Step 3: Cross multiply
    5,566.80x = 8,350.19 × 1,671.21
  4. Step 4: Simplify right side
    5,566.80x = 13,954,921.03
  5. Step 5: Solve for x
    x = 13,954,921.03/5,566.80
  6. Step 6: Final answer
    x = 2,506.81

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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.