Home / 5,935.42-8,190.78-3,283.12

Finding the Fourth Proportional to 5,935.42, 8,190.78 and 3,283.12

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Solution

The fourth proportional to 5,935.42, 8,190.78 and 3,283.12 is: 4,530.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,935.42 : 8,190.78 = 3,283.12 : x
  2. Step 2: Convert to fraction form
    5,935.42/8,190.78 = 3,283.12/x
  3. Step 3: Cross multiply
    5,935.42x = 8,190.78 × 3,283.12
  4. Step 4: Simplify right side
    5,935.42x = 26,891,313.63
  5. Step 5: Solve for x
    x = 26,891,313.63/5,935.42
  6. Step 6: Final answer
    x = 4,530.65

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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.