Home / 4,227.58-6,342.60-1,306.36

Finding the Fourth Proportional to 4,227.58, 6,342.60 and 1,306.36

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Solution

The fourth proportional to 4,227.58, 6,342.60 and 1,306.36 is: 1,959.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.58 : 6,342.60 = 1,306.36 : x
  2. Step 2: Convert to fraction form
    4,227.58/6,342.60 = 1,306.36/x
  3. Step 3: Cross multiply
    4,227.58x = 6,342.60 × 1,306.36
  4. Step 4: Simplify right side
    4,227.58x = 8,285,718.94
  5. Step 5: Solve for x
    x = 8,285,718.94/4,227.58
  6. Step 6: Final answer
    x = 1,959.92

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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.