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Finding the Fourth Proportional to 5,365.49, 7,404.48 and 3,007.44

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Solution

The fourth proportional to 5,365.49, 7,404.48 and 3,007.44 is: 4,150.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.49 : 7,404.48 = 3,007.44 : x
  2. Step 2: Convert to fraction form
    5,365.49/7,404.48 = 3,007.44/x
  3. Step 3: Cross multiply
    5,365.49x = 7,404.48 × 3,007.44
  4. Step 4: Simplify right side
    5,365.49x = 22,268,529.33
  5. Step 5: Solve for x
    x = 22,268,529.33/5,365.49
  6. Step 6: Final answer
    x = 4,150.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.