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Finding the Fourth Proportional to 5,604.68, 8,409.91 and 2,486.83

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Solution

The fourth proportional to 5,604.68, 8,409.91 and 2,486.83 is: 3,731.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.68 : 8,409.91 = 2,486.83 : x
  2. Step 2: Convert to fraction form
    5,604.68/8,409.91 = 2,486.83/x
  3. Step 3: Cross multiply
    5,604.68x = 8,409.91 × 2,486.83
  4. Step 4: Simplify right side
    5,604.68x = 20,914,016.49
  5. Step 5: Solve for x
    x = 20,914,016.49/5,604.68
  6. Step 6: Final answer
    x = 3,731.53

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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.