Home / 5,688.66-8,519.49-2,757.54

Finding the Fourth Proportional to 5,688.66, 8,519.49 and 2,757.54

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Solution

The fourth proportional to 5,688.66, 8,519.49 and 2,757.54 is: 4,129.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688.66 : 8,519.49 = 2,757.54 : x
  2. Step 2: Convert to fraction form
    5,688.66/8,519.49 = 2,757.54/x
  3. Step 3: Cross multiply
    5,688.66x = 8,519.49 × 2,757.54
  4. Step 4: Simplify right side
    5,688.66x = 23,492,834.45
  5. Step 5: Solve for x
    x = 23,492,834.45/5,688.66
  6. Step 6: Final answer
    x = 4,129.77

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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.