Home / 5,985.18-8,971.62-2,286.42

Finding the Fourth Proportional to 5,985.18, 8,971.62 and 2,286.42

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Solution

The fourth proportional to 5,985.18, 8,971.62 and 2,286.42 is: 3,427.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.18 : 8,971.62 = 2,286.42 : x
  2. Step 2: Convert to fraction form
    5,985.18/8,971.62 = 2,286.42/x
  3. Step 3: Cross multiply
    5,985.18x = 8,971.62 × 2,286.42
  4. Step 4: Simplify right side
    5,985.18x = 20,512,891.40
  5. Step 5: Solve for x
    x = 20,512,891.40/5,985.18
  6. Step 6: Final answer
    x = 3,427.28

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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.