Home / 3,852.29-5,772.75-1,767.15

Finding the Fourth Proportional to 3,852.29, 5,772.75 and 1,767.15

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Solution

The fourth proportional to 3,852.29, 5,772.75 and 1,767.15 is: 2,648.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.29 : 5,772.75 = 1,767.15 : x
  2. Step 2: Convert to fraction form
    3,852.29/5,772.75 = 1,767.15/x
  3. Step 3: Cross multiply
    3,852.29x = 5,772.75 × 1,767.15
  4. Step 4: Simplify right side
    3,852.29x = 10,201,315.16
  5. Step 5: Solve for x
    x = 10,201,315.16/3,852.29
  6. Step 6: Final answer
    x = 2,648.12

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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.