Home / 1,701.21-2,551.85-605.55

Finding the Fourth Proportional to 1,701.21, 2,551.85 and 605.55

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Solution

The fourth proportional to 1,701.21, 2,551.85 and 605.55 is: 908.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.21 : 2,551.85 = 605.55 : x
  2. Step 2: Convert to fraction form
    1,701.21/2,551.85 = 605.55/x
  3. Step 3: Cross multiply
    1,701.21x = 2,551.85 × 605.55
  4. Step 4: Simplify right side
    1,701.21x = 1,545,270.88
  5. Step 5: Solve for x
    x = 1,545,270.88/1,701.21
  6. Step 6: Final answer
    x = 908.33

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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.