Home / 2,958.38-4,082.80-1,632.36

Finding the Fourth Proportional to 2,958.38, 4,082.80 and 1,632.36

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Solution

The fourth proportional to 2,958.38, 4,082.80 and 1,632.36 is: 2,252.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.38 : 4,082.80 = 1,632.36 : x
  2. Step 2: Convert to fraction form
    2,958.38/4,082.80 = 1,632.36/x
  3. Step 3: Cross multiply
    2,958.38x = 4,082.80 × 1,632.36
  4. Step 4: Simplify right side
    2,958.38x = 6,664,599.41
  5. Step 5: Solve for x
    x = 6,664,599.41/2,958.38
  6. Step 6: Final answer
    x = 2,252.79

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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.