Home / 2,923.11-4,034.10-1,664.57

Finding the Fourth Proportional to 2,923.11, 4,034.10 and 1,664.57

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Solution

The fourth proportional to 2,923.11, 4,034.10 and 1,664.57 is: 2,297.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.11 : 4,034.10 = 1,664.57 : x
  2. Step 2: Convert to fraction form
    2,923.11/4,034.10 = 1,664.57/x
  3. Step 3: Cross multiply
    2,923.11x = 4,034.10 × 1,664.57
  4. Step 4: Simplify right side
    2,923.11x = 6,715,021.67
  5. Step 5: Solve for x
    x = 6,715,021.67/2,923.11
  6. Step 6: Final answer
    x = 2,297.22

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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.