Home / 5,820.72-8,032.40-3,168.08

Finding the Fourth Proportional to 5,820.72, 8,032.40 and 3,168.08

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Solution

The fourth proportional to 5,820.72, 8,032.40 and 3,168.08 is: 4,371.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.72 : 8,032.40 = 3,168.08 : x
  2. Step 2: Convert to fraction form
    5,820.72/8,032.40 = 3,168.08/x
  3. Step 3: Cross multiply
    5,820.72x = 8,032.40 × 3,168.08
  4. Step 4: Simplify right side
    5,820.72x = 25,447,285.79
  5. Step 5: Solve for x
    x = 25,447,285.79/5,820.72
  6. Step 6: Final answer
    x = 4,371.85

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