Home / 5,276.39-7,282.62-3,039.56

Finding the Fourth Proportional to 5,276.39, 7,282.62 and 3,039.56

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Solution

The fourth proportional to 5,276.39, 7,282.62 and 3,039.56 is: 4,195.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.39 : 7,282.62 = 3,039.56 : x
  2. Step 2: Convert to fraction form
    5,276.39/7,282.62 = 3,039.56/x
  3. Step 3: Cross multiply
    5,276.39x = 7,282.62 × 3,039.56
  4. Step 4: Simplify right side
    5,276.39x = 22,135,924.03
  5. Step 5: Solve for x
    x = 22,135,924.03/5,276.39
  6. Step 6: Final answer
    x = 4,195.28

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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.