Home / 5,935.39-8,191.05-3,839.51

Finding the Fourth Proportional to 5,935.39, 8,191.05 and 3,839.51

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Solution

The fourth proportional to 5,935.39, 8,191.05 and 3,839.51 is: 5,298.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,935.39 : 8,191.05 = 3,839.51 : x
  2. Step 2: Convert to fraction form
    5,935.39/8,191.05 = 3,839.51/x
  3. Step 3: Cross multiply
    5,935.39x = 8,191.05 × 3,839.51
  4. Step 4: Simplify right side
    5,935.39x = 31,449,618.39
  5. Step 5: Solve for x
    x = 31,449,618.39/5,935.39
  6. Step 6: Final answer
    x = 5,298.66

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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.