Home / 9,004.22-13,507.88-3,381.40

Finding the Fourth Proportional to 9,004.22, 13,507.88 and 3,381.40

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Solution

The fourth proportional to 9,004.22, 13,507.88 and 3,381.40 is: 5,072.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,004.22 : 13,507.88 = 3,381.40 : x
  2. Step 2: Convert to fraction form
    9,004.22/13,507.88 = 3,381.40/x
  3. Step 3: Cross multiply
    9,004.22x = 13,507.88 × 3,381.40
  4. Step 4: Simplify right side
    9,004.22x = 45,675,545.43
  5. Step 5: Solve for x
    x = 45,675,545.43/9,004.22
  6. Step 6: Final answer
    x = 5,072.68

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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.