Home / 7,449.05-11,177.45-3,007.81

Finding the Fourth Proportional to 7,449.05, 11,177.45 and 3,007.81

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Solution

The fourth proportional to 7,449.05, 11,177.45 and 3,007.81 is: 4,513.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.05 : 11,177.45 = 3,007.81 : x
  2. Step 2: Convert to fraction form
    7,449.05/11,177.45 = 3,007.81/x
  3. Step 3: Cross multiply
    7,449.05x = 11,177.45 × 3,007.81
  4. Step 4: Simplify right side
    7,449.05x = 33,619,626.77
  5. Step 5: Solve for x
    x = 33,619,626.77/7,449.05
  6. Step 6: Final answer
    x = 4,513.28

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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.