Home / 4,227.76-6,340.66-1,265.94

Finding the Fourth Proportional to 4,227.76, 6,340.66 and 1,265.94

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Solution

The fourth proportional to 4,227.76, 6,340.66 and 1,265.94 is: 1,898.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.76 : 6,340.66 = 1,265.94 : x
  2. Step 2: Convert to fraction form
    4,227.76/6,340.66 = 1,265.94/x
  3. Step 3: Cross multiply
    4,227.76x = 6,340.66 × 1,265.94
  4. Step 4: Simplify right side
    4,227.76x = 8,026,895.12
  5. Step 5: Solve for x
    x = 8,026,895.12/4,227.76
  6. Step 6: Final answer
    x = 1,898.62

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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.