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Finding the Fourth Proportional to 9,202.80, 13,802.04 and 3,356.22

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Solution

The fourth proportional to 9,202.80, 13,802.04 and 3,356.22 is: 5,033.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,202.80 : 13,802.04 = 3,356.22 : x
  2. Step 2: Convert to fraction form
    9,202.80/13,802.04 = 3,356.22/x
  3. Step 3: Cross multiply
    9,202.80x = 13,802.04 × 3,356.22
  4. Step 4: Simplify right side
    9,202.80x = 46,322,682.69
  5. Step 5: Solve for x
    x = 46,322,682.69/9,202.80
  6. Step 6: Final answer
    x = 5,033.54

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1.5x scale

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.