Home / 3,837.93-5,305.77-3,802.83

Finding the Fourth Proportional to 3,837.93, 5,305.77 and 3,802.83

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Solution

The fourth proportional to 3,837.93, 5,305.77 and 3,802.83 is: 5,257.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.93 : 5,305.77 = 3,802.83 : x
  2. Step 2: Convert to fraction form
    3,837.93/5,305.77 = 3,802.83/x
  3. Step 3: Cross multiply
    3,837.93x = 5,305.77 × 3,802.83
  4. Step 4: Simplify right side
    3,837.93x = 20,176,941.33
  5. Step 5: Solve for x
    x = 20,176,941.33/3,837.93
  6. Step 6: Final answer
    x = 5,257.25

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1.5x scale

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.