Home / 8,544.40-12,817.92-3,614.06

Finding the Fourth Proportional to 8,544.40, 12,817.92 and 3,614.06

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Solution

The fourth proportional to 8,544.40, 12,817.92 and 3,614.06 is: 5,421.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544.40 : 12,817.92 = 3,614.06 : x
  2. Step 2: Convert to fraction form
    8,544.40/12,817.92 = 3,614.06/x
  3. Step 3: Cross multiply
    8,544.40x = 12,817.92 × 3,614.06
  4. Step 4: Simplify right side
    8,544.40x = 46,324,731.96
  5. Step 5: Solve for x
    x = 46,324,731.96/8,544.40
  6. Step 6: Final answer
    x = 5,421.65

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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.