Home / 8,753.28-13,125.96-2,511.87

Finding the Fourth Proportional to 8,753.28, 13,125.96 and 2,511.87

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Solution

The fourth proportional to 8,753.28, 13,125.96 and 2,511.87 is: 3,766.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753.28 : 13,125.96 = 2,511.87 : x
  2. Step 2: Convert to fraction form
    8,753.28/13,125.96 = 2,511.87/x
  3. Step 3: Cross multiply
    8,753.28x = 13,125.96 × 2,511.87
  4. Step 4: Simplify right side
    8,753.28x = 32,970,705.15
  5. Step 5: Solve for x
    x = 32,970,705.15/8,753.28
  6. Step 6: Final answer
    x = 3,766.67

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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.