Home / 3,767.80-5,201.53-2,926.61

Finding the Fourth Proportional to 3,767.80, 5,201.53 and 2,926.61

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Solution

The fourth proportional to 3,767.80, 5,201.53 and 2,926.61 is: 4,040.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.80 : 5,201.53 = 2,926.61 : x
  2. Step 2: Convert to fraction form
    3,767.80/5,201.53 = 2,926.61/x
  3. Step 3: Cross multiply
    3,767.80x = 5,201.53 × 2,926.61
  4. Step 4: Simplify right side
    3,767.80x = 15,222,849.71
  5. Step 5: Solve for x
    x = 15,222,849.71/3,767.80
  6. Step 6: Final answer
    x = 4,040.25

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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.