Home / 8,541.96-12,813.42-3,610.92

Finding the Fourth Proportional to 8,541.96, 12,813.42 and 3,610.92

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Solution

The fourth proportional to 8,541.96, 12,813.42 and 3,610.92 is: 5,416.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,541.96 : 12,813.42 = 3,610.92 : x
  2. Step 2: Convert to fraction form
    8,541.96/12,813.42 = 3,610.92/x
  3. Step 3: Cross multiply
    8,541.96x = 12,813.42 × 3,610.92
  4. Step 4: Simplify right side
    8,541.96x = 46,268,234.55
  5. Step 5: Solve for x
    x = 46,268,234.55/8,541.96
  6. Step 6: Final answer
    x = 5,416.58

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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.