Home / 9,790.76-14,687.94-3,217.28

Finding the Fourth Proportional to 9,790.76, 14,687.94 and 3,217.28

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Solution

The fourth proportional to 9,790.76, 14,687.94 and 3,217.28 is: 4,826.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,790.76 : 14,687.94 = 3,217.28 : x
  2. Step 2: Convert to fraction form
    9,790.76/14,687.94 = 3,217.28/x
  3. Step 3: Cross multiply
    9,790.76x = 14,687.94 × 3,217.28
  4. Step 4: Simplify right side
    9,790.76x = 47,255,215.60
  5. Step 5: Solve for x
    x = 47,255,215.60/9,790.76
  6. Step 6: Final answer
    x = 4,826.51

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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.