Home / 9,871.20-14,806.26-3,296.70

Finding the Fourth Proportional to 9,871.20, 14,806.26 and 3,296.70

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Solution

The fourth proportional to 9,871.20, 14,806.26 and 3,296.70 is: 4,944.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,871.20 : 14,806.26 = 3,296.70 : x
  2. Step 2: Convert to fraction form
    9,871.20/14,806.26 = 3,296.70/x
  3. Step 3: Cross multiply
    9,871.20x = 14,806.26 × 3,296.70
  4. Step 4: Simplify right side
    9,871.20x = 48,811,797.34
  5. Step 5: Solve for x
    x = 48,811,797.34/9,871.20
  6. Step 6: Final answer
    x = 4,944.87

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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.