Home / 9,170.36-13,747.12-3,325.56

Finding the Fourth Proportional to 9,170.36, 13,747.12 and 3,325.56

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Solution

The fourth proportional to 9,170.36, 13,747.12 and 3,325.56 is: 4,985.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170.36 : 13,747.12 = 3,325.56 : x
  2. Step 2: Convert to fraction form
    9,170.36/13,747.12 = 3,325.56/x
  3. Step 3: Cross multiply
    9,170.36x = 13,747.12 × 3,325.56
  4. Step 4: Simplify right side
    9,170.36x = 45,716,872.39
  5. Step 5: Solve for x
    x = 45,716,872.39/9,170.36
  6. Step 6: Final answer
    x = 4,985.29

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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.