Home / 5,820.61-8,032.45-3,168.04

Finding the Fourth Proportional to 5,820.61, 8,032.45 and 3,168.04

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Solution

The fourth proportional to 5,820.61, 8,032.45 and 3,168.04 is: 4,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.61 : 8,032.45 = 3,168.04 : x
  2. Step 2: Convert to fraction form
    5,820.61/8,032.45 = 3,168.04/x
  3. Step 3: Cross multiply
    5,820.61x = 8,032.45 × 3,168.04
  4. Step 4: Simplify right side
    5,820.61x = 25,447,114.98
  5. Step 5: Solve for x
    x = 25,447,114.98/5,820.61
  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.