Home / 8,409.46-12,616.08-2,566.54

Finding the Fourth Proportional to 8,409.46, 12,616.08 and 2,566.54

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Solution

The fourth proportional to 8,409.46, 12,616.08 and 2,566.54 is: 3,850.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,409.46 : 12,616.08 = 2,566.54 : x
  2. Step 2: Convert to fraction form
    8,409.46/12,616.08 = 2,566.54/x
  3. Step 3: Cross multiply
    8,409.46x = 12,616.08 × 2,566.54
  4. Step 4: Simplify right side
    8,409.46x = 32,379,673.96
  5. Step 5: Solve for x
    x = 32,379,673.96/8,409.46
  6. Step 6: Final answer
    x = 3,850.39

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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.