Home / 5,322.39-7,342.54-4,127.73

Finding the Fourth Proportional to 5,322.39, 7,342.54 and 4,127.73

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Solution

The fourth proportional to 5,322.39, 7,342.54 and 4,127.73 is: 5,694.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.39 : 7,342.54 = 4,127.73 : x
  2. Step 2: Convert to fraction form
    5,322.39/7,342.54 = 4,127.73/x
  3. Step 3: Cross multiply
    5,322.39x = 7,342.54 × 4,127.73
  4. Step 4: Simplify right side
    5,322.39x = 30,308,022.63
  5. Step 5: Solve for x
    x = 30,308,022.63/5,322.39
  6. Step 6: Final answer
    x = 5,694.44

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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.