Home / 4,682.40-7,027.15-1,723.64

Finding the Fourth Proportional to 4,682.40, 7,027.15 and 1,723.64

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Solution

The fourth proportional to 4,682.40, 7,027.15 and 1,723.64 is: 2,586.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.40 : 7,027.15 = 1,723.64 : x
  2. Step 2: Convert to fraction form
    4,682.40/7,027.15 = 1,723.64/x
  3. Step 3: Cross multiply
    4,682.40x = 7,027.15 × 1,723.64
  4. Step 4: Simplify right side
    4,682.40x = 12,112,241.69
  5. Step 5: Solve for x
    x = 12,112,241.69/4,682.40
  6. Step 6: Final answer
    x = 2,586.76

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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.