Home / 2,923.57-4,387.09-1,169.43

Finding the Fourth Proportional to 2,923.57, 4,387.09 and 1,169.43

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Solution

The fourth proportional to 2,923.57, 4,387.09 and 1,169.43 is: 1,754.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.57 : 4,387.09 = 1,169.43 : x
  2. Step 2: Convert to fraction form
    2,923.57/4,387.09 = 1,169.43/x
  3. Step 3: Cross multiply
    2,923.57x = 4,387.09 × 1,169.43
  4. Step 4: Simplify right side
    2,923.57x = 5,130,394.66
  5. Step 5: Solve for x
    x = 5,130,394.66/2,923.57
  6. Step 6: Final answer
    x = 1,754.84

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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.