Home / 2,958.16-4,082.11-1,698.34

Finding the Fourth Proportional to 2,958.16, 4,082.11 and 1,698.34

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Solution

The fourth proportional to 2,958.16, 4,082.11 and 1,698.34 is: 2,343.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.16 : 4,082.11 = 1,698.34 : x
  2. Step 2: Convert to fraction form
    2,958.16/4,082.11 = 1,698.34/x
  3. Step 3: Cross multiply
    2,958.16x = 4,082.11 × 1,698.34
  4. Step 4: Simplify right side
    2,958.16x = 6,932,810.70
  5. Step 5: Solve for x
    x = 6,932,810.70/2,958.16
  6. Step 6: Final answer
    x = 2,343.62

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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.