Home / 5,820.60-8,032.48-3,168.02

Finding the Fourth Proportional to 5,820.60, 8,032.48 and 3,168.02

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Solution

The fourth proportional to 5,820.60, 8,032.48 and 3,168.02 is: 4,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.60 : 8,032.48 = 3,168.02 : x
  2. Step 2: Convert to fraction form
    5,820.60/8,032.48 = 3,168.02/x
  3. Step 3: Cross multiply
    5,820.60x = 8,032.48 × 3,168.02
  4. Step 4: Simplify right side
    5,820.60x = 25,447,057.29
  5. Step 5: Solve for x
    x = 25,447,057.29/5,820.60
  6. Step 6: Final answer
    x = 4,371.90

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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.