Home / 3,750.57-5,175.63-2,072.07

Finding the Fourth Proportional to 3,750.57, 5,175.63 and 2,072.07

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Solution

The fourth proportional to 3,750.57, 5,175.63 and 2,072.07 is: 2,859.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.57 : 5,175.63 = 2,072.07 : x
  2. Step 2: Convert to fraction form
    3,750.57/5,175.63 = 2,072.07/x
  3. Step 3: Cross multiply
    3,750.57x = 5,175.63 × 2,072.07
  4. Step 4: Simplify right side
    3,750.57x = 10,724,267.65
  5. Step 5: Solve for x
    x = 10,724,267.65/3,750.57
  6. Step 6: Final answer
    x = 2,859.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.