Home / 5,820.45-8,032.40-3,168.03

Finding the Fourth Proportional to 5,820.45, 8,032.40 and 3,168.03

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Solution

The fourth proportional to 5,820.45, 8,032.40 and 3,168.03 is: 4,371.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.45 : 8,032.40 = 3,168.03 : x
  2. Step 2: Convert to fraction form
    5,820.45/8,032.40 = 3,168.03/x
  3. Step 3: Cross multiply
    5,820.45x = 8,032.40 × 3,168.03
  4. Step 4: Simplify right side
    5,820.45x = 25,446,884.17
  5. Step 5: Solve for x
    x = 25,446,884.17/5,820.45
  6. Step 6: Final answer
    x = 4,371.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.