Home / 3,185.93-4,781.63-2,365.81

Finding the Fourth Proportional to 3,185.93, 4,781.63 and 2,365.81

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Solution

The fourth proportional to 3,185.93, 4,781.63 and 2,365.81 is: 3,550.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185.93 : 4,781.63 = 2,365.81 : x
  2. Step 2: Convert to fraction form
    3,185.93/4,781.63 = 2,365.81/x
  3. Step 3: Cross multiply
    3,185.93x = 4,781.63 × 2,365.81
  4. Step 4: Simplify right side
    3,185.93x = 11,312,422.03
  5. Step 5: Solve for x
    x = 11,312,422.03/3,185.93
  6. Step 6: Final answer
    x = 3,550.74

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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.