Home / 2,385.97-3,292.57-1,338.01

Finding the Fourth Proportional to 2,385.97, 3,292.57 and 1,338.01

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Solution

The fourth proportional to 2,385.97, 3,292.57 and 1,338.01 is: 1,846.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.97 : 3,292.57 = 1,338.01 : x
  2. Step 2: Convert to fraction form
    2,385.97/3,292.57 = 1,338.01/x
  3. Step 3: Cross multiply
    2,385.97x = 3,292.57 × 1,338.01
  4. Step 4: Simplify right side
    2,385.97x = 4,405,491.59
  5. Step 5: Solve for x
    x = 4,405,491.59/2,385.97
  6. Step 6: Final answer
    x = 1,846.42

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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.