Home / 3,445.34-5,165.44-1,363.64

Finding the Fourth Proportional to 3,445.34, 5,165.44 and 1,363.64

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Solution

The fourth proportional to 3,445.34, 5,165.44 and 1,363.64 is: 2,044.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.34 : 5,165.44 = 1,363.64 : x
  2. Step 2: Convert to fraction form
    3,445.34/5,165.44 = 1,363.64/x
  3. Step 3: Cross multiply
    3,445.34x = 5,165.44 × 1,363.64
  4. Step 4: Simplify right side
    3,445.34x = 7,043,800.60
  5. Step 5: Solve for x
    x = 7,043,800.60/3,445.34
  6. Step 6: Final answer
    x = 2,044.44

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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.