Home / 1,701.05-2,552.18-727.22

Finding the Fourth Proportional to 1,701.05, 2,552.18 and 727.22

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Solution

The fourth proportional to 1,701.05, 2,552.18 and 727.22 is: 1,091.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.05 : 2,552.18 = 727.22 : x
  2. Step 2: Convert to fraction form
    1,701.05/2,552.18 = 727.22/x
  3. Step 3: Cross multiply
    1,701.05x = 2,552.18 × 727.22
  4. Step 4: Simplify right side
    1,701.05x = 1,855,979.94
  5. Step 5: Solve for x
    x = 1,855,979.94/1,701.05
  6. Step 6: Final answer
    x = 1,091.08

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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.