Home / 4,291.43-6,438.96-1,826.73

Finding the Fourth Proportional to 4,291.43, 6,438.96 and 1,826.73

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Solution

The fourth proportional to 4,291.43, 6,438.96 and 1,826.73 is: 2,740.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.43 : 6,438.96 = 1,826.73 : x
  2. Step 2: Convert to fraction form
    4,291.43/6,438.96 = 1,826.73/x
  3. Step 3: Cross multiply
    4,291.43x = 6,438.96 × 1,826.73
  4. Step 4: Simplify right side
    4,291.43x = 11,762,241.40
  5. Step 5: Solve for x
    x = 11,762,241.40/4,291.43
  6. Step 6: Final answer
    x = 2,740.87

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1.5x scale

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.