Home / 3,792.51-5,685.09-1,450.71

Finding the Fourth Proportional to 3,792.51, 5,685.09 and 1,450.71

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Solution

The fourth proportional to 3,792.51, 5,685.09 and 1,450.71 is: 2,174.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.51 : 5,685.09 = 1,450.71 : x
  2. Step 2: Convert to fraction form
    3,792.51/5,685.09 = 1,450.71/x
  3. Step 3: Cross multiply
    3,792.51x = 5,685.09 × 1,450.71
  4. Step 4: Simplify right side
    3,792.51x = 8,247,411.47
  5. Step 5: Solve for x
    x = 8,247,411.47/3,792.51
  6. Step 6: Final answer
    x = 2,174.66

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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.