Home / 2,930.94-4,392.54-1,757.16

Finding the Fourth Proportional to 2,930.94, 4,392.54 and 1,757.16

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Solution

The fourth proportional to 2,930.94, 4,392.54 and 1,757.16 is: 2,633.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.94 : 4,392.54 = 1,757.16 : x
  2. Step 2: Convert to fraction form
    2,930.94/4,392.54 = 1,757.16/x
  3. Step 3: Cross multiply
    2,930.94x = 4,392.54 × 1,757.16
  4. Step 4: Simplify right side
    2,930.94x = 7,718,395.59
  5. Step 5: Solve for x
    x = 7,718,395.59/2,930.94
  6. Step 6: Final answer
    x = 2,633.42

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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.