Home / 1,975.36-2,960.22-1,451.26

Finding the Fourth Proportional to 1,975.36, 2,960.22 and 1,451.26

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Solution

The fourth proportional to 1,975.36, 2,960.22 and 1,451.26 is: 2,174.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975.36 : 2,960.22 = 1,451.26 : x
  2. Step 2: Convert to fraction form
    1,975.36/2,960.22 = 1,451.26/x
  3. Step 3: Cross multiply
    1,975.36x = 2,960.22 × 1,451.26
  4. Step 4: Simplify right side
    1,975.36x = 4,296,048.88
  5. Step 5: Solve for x
    x = 4,296,048.88/1,975.36
  6. Step 6: Final answer
    x = 2,174.82

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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.