Home / 2,932.81-4,399.22-1,178.62

Finding the Fourth Proportional to 2,932.81, 4,399.22 and 1,178.62

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Solution

The fourth proportional to 2,932.81, 4,399.22 and 1,178.62 is: 1,767.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.81 : 4,399.22 = 1,178.62 : x
  2. Step 2: Convert to fraction form
    2,932.81/4,399.22 = 1,178.62/x
  3. Step 3: Cross multiply
    2,932.81x = 4,399.22 × 1,178.62
  4. Step 4: Simplify right side
    2,932.81x = 5,185,000.62
  5. Step 5: Solve for x
    x = 5,185,000.62/2,932.81
  6. Step 6: Final answer
    x = 1,767.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.