Home / 5,622-8,433.41-2,159.25

Finding the Fourth Proportional to 5,622, 8,433.41 and 2,159.25

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Solution

The fourth proportional to 5,622, 8,433.41 and 2,159.25 is: 3,239.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622 : 8,433.41 = 2,159.25 : x
  2. Step 2: Convert to fraction form
    5,622/8,433.41 = 2,159.25/x
  3. Step 3: Cross multiply
    5,622x = 8,433.41 × 2,159.25
  4. Step 4: Simplify right side
    5,622x = 18,209,829.75
  5. Step 5: Solve for x
    x = 18,209,829.75/5,622
  6. Step 6: Final answer
    x = 3,239.03

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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.