Home / 9,172.67-13,760.85-2,932.49

Finding the Fourth Proportional to 9,172.67, 13,760.85 and 2,932.49

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Solution

The fourth proportional to 9,172.67, 13,760.85 and 2,932.49 is: 4,399.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172.67 : 13,760.85 = 2,932.49 : x
  2. Step 2: Convert to fraction form
    9,172.67/13,760.85 = 2,932.49/x
  3. Step 3: Cross multiply
    9,172.67x = 13,760.85 × 2,932.49
  4. Step 4: Simplify right side
    9,172.67x = 40,353,486.21
  5. Step 5: Solve for x
    x = 40,353,486.21/9,172.67
  6. Step 6: Final answer
    x = 4,399.32

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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.