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Finding the Fourth Proportional to 5,676.53, 8,511.95 and 3,600.71

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Solution

The fourth proportional to 5,676.53, 8,511.95 and 3,600.71 is: 5,399.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676.53 : 8,511.95 = 3,600.71 : x
  2. Step 2: Convert to fraction form
    5,676.53/8,511.95 = 3,600.71/x
  3. Step 3: Cross multiply
    5,676.53x = 8,511.95 × 3,600.71
  4. Step 4: Simplify right side
    5,676.53x = 30,649,037.91
  5. Step 5: Solve for x
    x = 30,649,037.91/5,676.53
  6. Step 6: Final answer
    x = 5,399.25

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1.5x scale

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.