Home / 1,701.69-2,550.75-1,153.90

Finding the Fourth Proportional to 1,701.69, 2,550.75 and 1,153.90

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Solution

The fourth proportional to 1,701.69, 2,550.75 and 1,153.90 is: 1,729.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.69 : 2,550.75 = 1,153.90 : x
  2. Step 2: Convert to fraction form
    1,701.69/2,550.75 = 1,153.90/x
  3. Step 3: Cross multiply
    1,701.69x = 2,550.75 × 1,153.90
  4. Step 4: Simplify right side
    1,701.69x = 2,943,310.43
  5. Step 5: Solve for x
    x = 2,943,310.43/1,701.69
  6. Step 6: Final answer
    x = 1,729.64

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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.