Home / 8,193.24-12,268.44-4,487.76

Finding the Fourth Proportional to 8,193.24, 12,268.44 and 4,487.76

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Solution

The fourth proportional to 8,193.24, 12,268.44 and 4,487.76 is: 6,719.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193.24 : 12,268.44 = 4,487.76 : x
  2. Step 2: Convert to fraction form
    8,193.24/12,268.44 = 4,487.76/x
  3. Step 3: Cross multiply
    8,193.24x = 12,268.44 × 4,487.76
  4. Step 4: Simplify right side
    8,193.24x = 55,057,814.29
  5. Step 5: Solve for x
    x = 55,057,814.29/8,193.24
  6. Step 6: Final answer
    x = 6,719.91

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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.