Home / 4,281.72-6,422.73-1,359.73

Finding the Fourth Proportional to 4,281.72, 6,422.73 and 1,359.73

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Solution

The fourth proportional to 4,281.72, 6,422.73 and 1,359.73 is: 2,039.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.72 : 6,422.73 = 1,359.73 : x
  2. Step 2: Convert to fraction form
    4,281.72/6,422.73 = 1,359.73/x
  3. Step 3: Cross multiply
    4,281.72x = 6,422.73 × 1,359.73
  4. Step 4: Simplify right side
    4,281.72x = 8,733,178.66
  5. Step 5: Solve for x
    x = 8,733,178.66/4,281.72
  6. Step 6: Final answer
    x = 2,039.64

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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.