Home / 3,408.34-5,116.83-2,898.58

Finding the Fourth Proportional to 3,408.34, 5,116.83 and 2,898.58

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Solution

The fourth proportional to 3,408.34, 5,116.83 and 2,898.58 is: 4,351.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408.34 : 5,116.83 = 2,898.58 : x
  2. Step 2: Convert to fraction form
    3,408.34/5,116.83 = 2,898.58/x
  3. Step 3: Cross multiply
    3,408.34x = 5,116.83 × 2,898.58
  4. Step 4: Simplify right side
    3,408.34x = 14,831,541.10
  5. Step 5: Solve for x
    x = 14,831,541.10/3,408.34
  6. Step 6: Final answer
    x = 4,351.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.