Home / 1,757.09-2,629.91-1,294.68

Finding the Fourth Proportional to 1,757.09, 2,629.91 and 1,294.68

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Solution

The fourth proportional to 1,757.09, 2,629.91 and 1,294.68 is: 1,937.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757.09 : 2,629.91 = 1,294.68 : x
  2. Step 2: Convert to fraction form
    1,757.09/2,629.91 = 1,294.68/x
  3. Step 3: Cross multiply
    1,757.09x = 2,629.91 × 1,294.68
  4. Step 4: Simplify right side
    1,757.09x = 3,404,885.41
  5. Step 5: Solve for x
    x = 3,404,885.41/1,757.09
  6. Step 6: Final answer
    x = 1,937.80

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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.