Home / 9,219.33-13,829.58-2,645.37

Finding the Fourth Proportional to 9,219.33, 13,829.58 and 2,645.37

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Solution

The fourth proportional to 9,219.33, 13,829.58 and 2,645.37 is: 3,968.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219.33 : 13,829.58 = 2,645.37 : x
  2. Step 2: Convert to fraction form
    9,219.33/13,829.58 = 2,645.37/x
  3. Step 3: Cross multiply
    9,219.33x = 13,829.58 × 2,645.37
  4. Step 4: Simplify right side
    9,219.33x = 36,584,356.04
  5. Step 5: Solve for x
    x = 36,584,356.04/9,219.33
  6. Step 6: Final answer
    x = 3,968.22

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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.