Home / 9,072.40-13,610.54-3,229.01

Finding the Fourth Proportional to 9,072.40, 13,610.54 and 3,229.01

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Solution

The fourth proportional to 9,072.40, 13,610.54 and 3,229.01 is: 4,844.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072.40 : 13,610.54 = 3,229.01 : x
  2. Step 2: Convert to fraction form
    9,072.40/13,610.54 = 3,229.01/x
  3. Step 3: Cross multiply
    9,072.40x = 13,610.54 × 3,229.01
  4. Step 4: Simplify right side
    9,072.40x = 43,948,569.77
  5. Step 5: Solve for x
    x = 43,948,569.77/9,072.40
  6. Step 6: Final answer
    x = 4,844.21

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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.