Home / 4,256.70-6,372.45-3,165.90

Finding the Fourth Proportional to 4,256.70, 6,372.45 and 3,165.90

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Solution

The fourth proportional to 4,256.70, 6,372.45 and 3,165.90 is: 4,739.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256.70 : 6,372.45 = 3,165.90 : x
  2. Step 2: Convert to fraction form
    4,256.70/6,372.45 = 3,165.90/x
  3. Step 3: Cross multiply
    4,256.70x = 6,372.45 × 3,165.90
  4. Step 4: Simplify right side
    4,256.70x = 20,174,539.46
  5. Step 5: Solve for x
    x = 20,174,539.46/4,256.70
  6. Step 6: Final answer
    x = 4,739.48

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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.