Home / 5,672.48-8,506.39-2,163.77

Finding the Fourth Proportional to 5,672.48, 8,506.39 and 2,163.77

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Solution

The fourth proportional to 5,672.48, 8,506.39 and 2,163.77 is: 3,244.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,672.48 : 8,506.39 = 2,163.77 : x
  2. Step 2: Convert to fraction form
    5,672.48/8,506.39 = 2,163.77/x
  3. Step 3: Cross multiply
    5,672.48x = 8,506.39 × 2,163.77
  4. Step 4: Simplify right side
    5,672.48x = 18,405,828.96
  5. Step 5: Solve for x
    x = 18,405,828.96/5,672.48
  6. Step 6: Final answer
    x = 3,244.76

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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.