Home / 5,898.20-8,139.14-3,380.28

Finding the Fourth Proportional to 5,898.20, 8,139.14 and 3,380.28

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Solution

The fourth proportional to 5,898.20, 8,139.14 and 3,380.28 is: 4,664.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,898.20 : 8,139.14 = 3,380.28 : x
  2. Step 2: Convert to fraction form
    5,898.20/8,139.14 = 3,380.28/x
  3. Step 3: Cross multiply
    5,898.20x = 8,139.14 × 3,380.28
  4. Step 4: Simplify right side
    5,898.20x = 27,512,572.16
  5. Step 5: Solve for x
    x = 27,512,572.16/5,898.20
  6. Step 6: Final answer
    x = 4,664.57

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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.