Home / 3,251.13-4,869.13-2,518.35

Finding the Fourth Proportional to 3,251.13, 4,869.13 and 2,518.35

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Solution

The fourth proportional to 3,251.13, 4,869.13 and 2,518.35 is: 3,771.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.13 : 4,869.13 = 2,518.35 : x
  2. Step 2: Convert to fraction form
    3,251.13/4,869.13 = 2,518.35/x
  3. Step 3: Cross multiply
    3,251.13x = 4,869.13 × 2,518.35
  4. Step 4: Simplify right side
    3,251.13x = 12,262,173.54
  5. Step 5: Solve for x
    x = 12,262,173.54/3,251.13
  6. Step 6: Final answer
    x = 3,771.67

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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.